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42304515102120 = 23351720737507403
BaseRepresentation
bin10011001111001110010011…
…00110000101010110101000
312112210021100101122211202010
421213213021212011112220
521021104121331231440
6225550232000435520
711624254215154245
oct1147471146052650
9175707311584663
1042304515102120
1112530275998207
1248b2a94618ba0
131a7b3b61c119b
14a637999c85cc
154d568697b580
hex2679c99855a8

42304515102120 has 64 divisors (see below), whose sum is σ = 134379047977920. Its totient is φ = 10617603789824.

The previous prime is 42304515102089. The next prime is 42304515102163. The reversal of 42304515102120 is 2120151540324.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10368751662 + ... + 10368755741.

It is an arithmetic number, because the mean of its divisors is an integer number (2099672624655).

Almost surely, 242304515102120 is an apocalyptic number.

42304515102120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42304515102120 is an abundant number, since it is smaller than the sum of its proper divisors (92074532875800).

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

42304515102120 is a wasteful number, since it uses less digits than its factorization.

42304515102120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20737507434 (or 20737507430 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 42304515102120 its reverse (2120151540324), we get a palindrome (44424666642444).

The spelling of 42304515102120 in words is "forty-two trillion, three hundred four billion, five hundred fifteen million, one hundred two thousand, one hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 17 20 24 30 34 40 51 60 68 85 102 120 136 170 204 255 340 408 510 680 1020 2040 20737507403 41475014806 62212522209 82950029612 103687537015 124425044418 165900059224 207375074030 248850088836 311062611045 352537625851 414750148060 497700177672 622125222090 705075251702 829500296120 1057612877553 1244250444180 1410150503404 1762688129255 2115225755106 2488500888360 2820301006808 3525376258510 4230451510212 5288064387765 7050752517020 8460903020424 10576128775530 14101505034040 21152257551060 42304515102120