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130363680 = 2535318761
BaseRepresentation
bin1111100010100…
…11000100100000
3100002022011100110
413301103010200
5231333114210
620534051320
73142034016
oct761230440
9302264313
10130363680
1167650187
12377a9b40
1321015195
14134568b6
15b6a1420
hex7c53120

130363680 has 96 divisors (see below), whose sum is σ = 423940608. Its totient is φ = 33638400.

The previous prime is 130363663. The next prime is 130363687. The reversal of 130363680 is 86363031.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130363687) 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 15 ways as a sum of consecutive naturals, for example, 10500 + ... + 19260.

It is an arithmetic number, because the mean of its divisors is an integer number (4416048).

Almost surely, 2130363680 is an apocalyptic number.

130363680 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 130363680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (211970304).

130363680 is an abundant number, since it is smaller than the sum of its proper divisors (293576928).

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

130363680 is a wasteful number, since it uses less digits than its factorization.

130363680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8810 (or 8802 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 130363680 is about 11417.6915355075. The cubic root of 130363680 is about 507.0516541484.

The spelling of 130363680 in words is "one hundred thirty million, three hundred sixty-three thousand, six hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 31 32 40 48 60 62 80 93 96 120 124 155 160 186 240 248 310 372 465 480 496 620 744 930 992 1240 1488 1860 2480 2976 3720 4960 7440 8761 14880 17522 26283 35044 43805 52566 70088 87610 105132 131415 140176 175220 210264 262830 271591 280352 350440 420528 525660 543182 700880 814773 841056 1051320 1086364 1357955 1401760 1629546 2102640 2172728 2715910 3259092 4073865 4205280 4345456 5431820 6518184 8147730 8690912 10863640 13036368 16295460 21727280 26072736 32590920 43454560 65181840 130363680