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60129301920 = 2535177368787
BaseRepresentation
bin110111111111111111…
…000101010110100000
312202012111220000122020
4313333333011112200
51441121100130140
643342323341440
74226026430142
oct677777052640
9182174800566
1060129301920
1123556472556
12b7a1221880
13589348ccbc
142ca5b10c92
15186dc946d0
hexdfffc55a0

60129301920 has 96 divisors (see below), whose sum is σ = 200548934208. Its totient is φ = 15091273728.

The previous prime is 60129301871. The next prime is 60129301933. The reversal of 60129301920 is 2910392106.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3676234 + ... + 3692553.

It is an arithmetic number, because the mean of its divisors is an integer number (2089051398).

Almost surely, 260129301920 is an apocalyptic number.

60129301920 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

60129301920 is an abundant number, since it is smaller than the sum of its proper divisors (140419632288).

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

60129301920 is a wasteful number, since it uses less digits than its factorization.

60129301920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7368822 (or 7368814 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 33.

The spelling of 60129301920 in words is "sixty billion, one hundred twenty-nine million, three hundred one thousand, nine hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 17 20 24 30 32 34 40 48 51 60 68 80 85 96 102 120 136 160 170 204 240 255 272 340 408 480 510 544 680 816 1020 1360 1632 2040 2720 4080 8160 7368787 14737574 22106361 29475148 36843935 44212722 58950296 73687870 88425444 110531805 117900592 125269379 147375740 176850888 221063610 235801184 250538758 294751480 353701776 375808137 442127220 501077516 589502960 626346895 707403552 751616274 884254440 1002155032 1179005920 1252693790 1503232548 1768508880 1879040685 2004310064 2505387580 3006465096 3537017760 3758081370 4008620128 5010775160 6012930192 7516162740 10021550320 12025860384 15032325480 20043100640 30064650960 60129301920