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195129096 = 23344318353
BaseRepresentation
bin10111010000101…
…10111100001000
3111121011120210120
423220112330020
5344423112341
631210143240
74556366331
oct1350267410
9447146716
10195129096
11a0166418
1255421b20
1331570206
141bcb5288
15121e6066
hexba16f08

195129096 has 32 divisors (see below), whose sum is σ = 488950560. Its totient is φ = 64892672.

The previous prime is 195129061. The next prime is 195129133. The reversal of 195129096 is 690921591.

It is a happy number.

It is an unprimeable number.

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, 1456 + ... + 19808.

It is an arithmetic number, because the mean of its divisors is an integer number (15279705).

Almost surely, 2195129096 is an apocalyptic number.

It is an amenable number.

195129096 is an abundant number, since it is smaller than the sum of its proper divisors (293821464).

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

195129096 is a wasteful number, since it uses less digits than its factorization.

195129096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18805 (or 18801 counting only the distinct ones).

The product of its (nonzero) digits is 43740, while the sum is 42.

The square root of 195129096 is about 13968.8616572719. The cubic root of 195129096 is about 580.0169396559.

The spelling of 195129096 in words is "one hundred ninety-five million, one hundred twenty-nine thousand, ninety-six".

Divisors: 1 2 3 4 6 8 12 24 443 886 1329 1772 2658 3544 5316 10632 18353 36706 55059 73412 110118 146824 220236 440472 8130379 16260758 24391137 32521516 48782274 65043032 97564548 195129096