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193048232 = 23131856233
BaseRepresentation
bin10111000000110…
…10111010101000
3111110020212101112
423200122322220
5343410020412
631053405452
74532611556
oct1340327250
9443225345
10193048232
1199a74aa3
1254799888
1330cc2030
141b8d2bd6
1511e34722
hexb81aea8

193048232 has 16 divisors (see below), whose sum is σ = 389809140. Its totient is φ = 89099136.

The previous prime is 193048181. The next prime is 193048249. The reversal of 193048232 is 232840391.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 174609796 + 18438436 = 13214^2 + 4294^2 .

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 3 ways as a sum of consecutive naturals, for example, 928013 + ... + 928220.

Almost surely, 2193048232 is an apocalyptic number.

It is an amenable number.

193048232 is an abundant number, since it is smaller than the sum of its proper divisors (196760908).

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

193048232 is a wasteful number, since it uses less digits than its factorization.

193048232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1856252 (or 1856248 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 193048232 is about 13894.1797886741. The cubic root of 193048232 is about 577.9477928445.

The spelling of 193048232 in words is "one hundred ninety-three million, forty-eight thousand, two hundred thirty-two".

Divisors: 1 2 4 8 13 26 52 104 1856233 3712466 7424932 14849864 24131029 48262058 96524116 193048232