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193076923 = 132431632
BaseRepresentation
bin10111000001000…
…01111010111011
3111110022022202011
423200201322323
5343411430143
631054150351
74533061324
oct1340417273
9443268664
10193076923
1199a94606
12547b23b7
1331002100
141b8dd44b
1511e3ce9d
hexb821ebb

193076923 has 18 divisors (see below), whose sum is σ = 215254116. Its totient is φ = 173012112.

The previous prime is 193076911. The next prime is 193076971. The reversal of 193076923 is 329670391.

It is not a de Polignac number, because 193076923 - 213 = 193068731 is a prime.

It is a Duffinian number.

193076923 is a modest number, since divided by 76923 gives 193 as remainder.

It is not an unprimeable number, because it can be changed into a prime (193070923) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1184440 + ... + 1184602.

It is an arithmetic number, because the mean of its divisors is an integer number (11958562).

Almost surely, 2193076923 is an apocalyptic number.

193076923 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

193076923 is a deficient number, since it is larger than the sum of its proper divisors (22177193).

193076923 is an equidigital number, since it uses as much as digits as its factorization.

193076923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395 (or 219 counting only the distinct ones).

The product of its (nonzero) digits is 61236, while the sum is 40.

The square root of 193076923 is about 13895.2122329959. The cubic root of 193076923 is about 577.9764231312.

The spelling of 193076923 in words is "one hundred ninety-three million, seventy-six thousand, nine hundred twenty-three".

Divisors: 1 13 43 163 169 559 2119 7009 7267 26569 27547 91117 345397 1142467 1184521 4490161 14852071 193076923