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407040674034 = 23179378995041
BaseRepresentation
bin1011110110001011000…
…00111100100011110010
31102220122100211200001210
411323011200330203302
523132104403032114
6510554130140550
741256563433321
oct5730540744362
91386570750053
10407040674034
11147696937a75
1266a79121756
132c4cb1b5857
14159b52aa0b8
15a8c4a99259
hex5ec583c8f2

407040674034 has 16 divisors (see below), whose sum is σ = 818629290720. Its totient is φ = 134922234240.

The previous prime is 407040674017. The next prime is 407040674039. The reversal of 407040674034 is 430476040704.

It is a super-2 number, since 2×4070406740342 (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 407040673983 and 407040674001.

It is not an unprimeable number, because it can be changed into a prime (407040674039) 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, 189496447 + ... + 189498594.

It is an arithmetic number, because the mean of its divisors is an integer number (51164330670).

Almost surely, 2407040674034 is an apocalyptic number.

407040674034 is an abundant number, since it is smaller than the sum of its proper divisors (411588616686).

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

407040674034 is a wasteful number, since it uses less digits than its factorization.

407040674034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378995225.

The product of its (nonzero) digits is 225792, while the sum is 39.

The spelling of 407040674034 in words is "four hundred seven billion, forty million, six hundred seventy-four thousand, thirty-four".

Divisors: 1 2 3 6 179 358 537 1074 378995041 757990082 1136985123 2273970246 67840112339 135680224678 203520337017 407040674034