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136013600 = 25521773137
BaseRepresentation
bin10000001101101…
…10011100100000
3100110221012120202
420012312130200
5234304413400
621255124332
73241045052
oct1006663440
9313835522
10136013600
116a85a038
12396736a8
1322242a28
14140c78d2
15be1a4d5
hex81b6720

136013600 has 144 divisors (see below), whose sum is σ = 358992648. Its totient is φ = 50135040.

The previous prime is 136013599. The next prime is 136013611. The reversal of 136013600 is 6310631.

136013600 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 12 ways, for example, as 28601104 + 107412496 = 5348^2 + 10364^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 992732 + ... + 992868.

Almost surely, 2136013600 is an apocalyptic number.

136013600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136013600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (179496324).

136013600 is an abundant number, since it is smaller than the sum of its proper divisors (222979048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

136013600 is a wasteful number, since it uses less digits than its factorization.

136013600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247 (or 234 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 136013600 is about 11662.4868703034. The cubic root of 136013600 is about 514.2734594376.

The spelling of 136013600 in words is "one hundred thirty-six million, thirteen thousand, six hundred".

Divisors: 1 2 4 5 8 10 16 17 20 25 32 34 40 50 68 73 80 85 100 136 137 146 160 170 200 272 274 292 340 365 400 425 544 548 584 680 685 730 800 850 1096 1168 1241 1360 1370 1460 1700 1825 2192 2329 2336 2482 2720 2740 2920 3400 3425 3650 4384 4658 4964 5480 5840 6205 6800 6850 7300 9316 9928 10001 10960 11645 11680 12410 13600 13700 14600 18632 19856 20002 21920 23290 24820 27400 29200 31025 37264 39712 40004 46580 49640 50005 54800 58225 58400 62050 74528 80008 93160 99280 100010 109600 116450 124100 160016 170017 186320 198560 200020 232900 248200 250025 320032 340034 372640 400040 465800 496400 500050 680068 800080 850085 931600 992800 1000100 1360136 1600160 1700170 1863200 2000200 2720272 3400340 4000400 4250425 5440544 6800680 8000800 8500850 13601360 17001700 27202720 34003400 68006800 136013600