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123344472475 = 5271069165927
BaseRepresentation
bin111001011011111100…
…1110100100110011011
3102210101002101102020101
41302313321310212123
54010102141104400
6132355204040231
711624406501010
oct1626771644633
9383332342211
10123344472475
1148345814864
121baa3993077
13b82906ab73
145d815bb707
15331d8e056a
hex1cb7e7499b

123344472475 has 24 divisors (see below), whose sum is σ = 174815739648. Its totient is φ = 84569872800.

The previous prime is 123344472469. The next prime is 123344472497. The reversal of 123344472475 is 574274443321.

It is not a de Polignac number, because 123344472475 - 25 = 123344472443 is a prime.

It is a Duffinian number.

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 23 ways as a sum of consecutive naturals, for example, 1837962 + ... + 1903888.

It is an arithmetic number, because the mean of its divisors is an integer number (7283989152).

Almost surely, 2123344472475 is an apocalyptic number.

123344472475 is a deficient number, since it is larger than the sum of its proper divisors (51471267173).

123344472475 is a wasteful number, since it uses less digits than its factorization.

123344472475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76635 (or 76630 counting only the distinct ones).

The product of its digits is 2257920, while the sum is 46.

The spelling of 123344472475 in words is "one hundred twenty-three billion, three hundred forty-four million, four hundred seventy-two thousand, four hundred seventy-five".

Divisors: 1 5 7 25 35 175 10691 53455 65927 74837 267275 329635 374185 461489 1648175 1870925 2307445 11537225 704825557 3524127785 4933778899 17620638925 24668894495 123344472475