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190372476012 = 22343368938907
BaseRepresentation
bin1011000101001100010…
…1010111010001101100
3200012101101101210101220
42301103011113101230
511104340323213022
6223242250503340
716516415226645
oct2612305272154
9605341353356
10190372476012
1173811332a04
1230a8b434b50
1314c4b857314
1492dd5da6cc
154e4313e85c
hex2c5315746c

190372476012 has 24 divisors (see below), whose sum is σ = 454532734656. Its totient is φ = 61981736208.

The previous prime is 190372475999. The next prime is 190372476023. The reversal of 190372476012 is 210674273091.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184468938 + ... + 184469969.

It is an arithmetic number, because the mean of its divisors is an integer number (18938863944).

Almost surely, 2190372476012 is an apocalyptic number.

190372476012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

190372476012 is an abundant number, since it is smaller than the sum of its proper divisors (264160258644).

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

190372476012 is a wasteful number, since it uses less digits than its factorization.

190372476012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368938957 (or 368938955 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 42.

The spelling of 190372476012 in words is "one hundred ninety billion, three hundred seventy-two million, four hundred seventy-six thousand, twelve".

Divisors: 1 2 3 4 6 12 43 86 129 172 258 516 368938907 737877814 1106816721 1475755628 2213633442 4427266884 15864373001 31728746002 47593119003 63457492004 95186238006 190372476012