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136026320 = 2451989491
BaseRepresentation
bin10000001101110…
…01100011010000
3100110221212000212
420012321203100
5234310320240
621255303252
73241130123
oct1006714320
9313855025
10136026320
116a868651
123967ab28
1322248761
14140cc3ba
15be1e165
hex81b98d0

136026320 has 40 divisors (see below), whose sum is σ = 332910240. Its totient is φ = 51546240.

The previous prime is 136026307. The next prime is 136026323. The reversal of 136026320 is 23620631.

136026320 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136026323) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 43226 + ... + 46265.

It is an arithmetic number, because the mean of its divisors is an integer number (8322756).

Almost surely, 2136026320 is an apocalyptic number.

136026320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

136026320 is an abundant number, since it is smaller than the sum of its proper divisors (196883920).

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

136026320 is a wasteful number, since it uses less digits than its factorization.

136026320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89523 (or 89517 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 136026320 is about 11663.0321957885. The cubic root of 136026320 is about 514.2894905660.

Adding to 136026320 its reverse (23620631), we get a palindrome (159646951).

The spelling of 136026320 in words is "one hundred thirty-six million, twenty-six thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 16 19 20 38 40 76 80 95 152 190 304 380 760 1520 89491 178982 357964 447455 715928 894910 1431856 1700329 1789820 3400658 3579640 6801316 7159280 8501645 13602632 17003290 27205264 34006580 68013160 136026320