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190342924 = 22163443659
BaseRepresentation
bin10110101100001…
…10011100001100
3111021011102101221
423112012130030
5342211433144
630515413124
74500613432
oct1326063414
9437142357
10190342924
1198497502
12538b41a4
1330585865
141b3cad52
1511a9cd84
hexb58670c

190342924 has 24 divisors (see below), whose sum is σ = 336409920. Its totient is φ = 94230864.

The previous prime is 190342907. The next prime is 190342927. The reversal of 190342924 is 429243091.

It is a self number, because there is not a number n which added to its sum of digits gives 190342924.

It is not an unprimeable number, because it can be changed into a prime (190342927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 288507 + ... + 289165.

It is an arithmetic number, because the mean of its divisors is an integer number (14017080).

Almost surely, 2190342924 is an apocalyptic number.

It is an amenable number.

190342924 is a deficient number, since it is larger than the sum of its proper divisors (146066996).

190342924 is a wasteful number, since it uses less digits than its factorization.

190342924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1269 (or 1267 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 190342924 is about 13796.4823052835. The cubic root of 190342924 is about 575.2353657740.

The spelling of 190342924 in words is "one hundred ninety million, three hundred forty-two thousand, nine hundred twenty-four".

Divisors: 1 2 4 163 326 443 652 659 886 1318 1772 2636 72209 107417 144418 214834 288836 291937 429668 583874 1167748 47585731 95171462 190342924