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197007924 = 22316417327
BaseRepresentation
bin10111011111000…
…01101000110100
3111201201001001210
423233201220310
5400413223144
631314321420
74611353061
oct1357415064
9451631053
10197007924
11a1229a73
1255b89270
1331a7a449
141c243c68
1512467ab9
hexbbe1a34

197007924 has 12 divisors (see below), whose sum is σ = 459685184. Its totient is φ = 65669304.

The previous prime is 197007919. The next prime is 197007953. The reversal of 197007924 is 429700791.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8208652 + ... + 8208675.

Almost surely, 2197007924 is an apocalyptic number.

It is an amenable number.

197007924 is an abundant number, since it is smaller than the sum of its proper divisors (262677260).

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

197007924 is a wasteful number, since it uses less digits than its factorization.

197007924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16417334 (or 16417332 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 39.

The square root of 197007924 is about 14035.9511255917. The cubic root of 197007924 is about 581.8725881621.

The spelling of 197007924 in words is "one hundred ninety-seven million, seven thousand, nine hundred twenty-four".

Divisors: 1 2 3 4 6 12 16417327 32834654 49251981 65669308 98503962 197007924