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123313004232 = 23311467094713
BaseRepresentation
bin111001011011000000…
…1110001111011001000
3102210021220011122220220
41302312001301323020
54010021112113412
6132352121350040
711623545145605
oct1626601617310
9383256148826
10123313004232
1148329a81250
121ba95338320
13b8226a07c2
145d7b3496ac
15331ac7668c
hex1cb6071ec8

123313004232 has 32 divisors (see below), whose sum is σ = 336308194080. Its totient is φ = 37367576960.

The previous prime is 123313004201. The next prime is 123313004239. The reversal of 123313004232 is 232400313321.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (123313004239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 233547093 + ... + 233547620.

It is an arithmetic number, because the mean of its divisors is an integer number (10509631065).

Almost surely, 2123313004232 is an apocalyptic number.

123313004232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

123313004232 is an abundant number, since it is smaller than the sum of its proper divisors (212995189848).

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

123313004232 is a wasteful number, since it uses less digits than its factorization.

123313004232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467094733 (or 467094729 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 123313004232 its reverse (232400313321), we get a palindrome (355713317553).

The spelling of 123313004232 in words is "one hundred twenty-three billion, three hundred thirteen million, four thousand, two hundred thirty-two".

Divisors: 1 2 3 4 6 8 11 12 22 24 33 44 66 88 132 264 467094713 934189426 1401284139 1868378852 2802568278 3736757704 5138041843 5605136556 10276083686 11210273112 15414125529 20552167372 30828251058 41104334744 61656502116 123313004232