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157960198 = 2117180009
BaseRepresentation
bin10010110101001…
…00100000000110
3102000020012122201
421122210200012
5310414211243
623401345114
73625432234
oct1132444006
9360205581
10157960198
1181189920
1244a9819a
1326958196
1416d9b954
15dd0304d
hex96a4806

157960198 has 8 divisors (see below), whose sum is σ = 258480360. Its totient is φ = 71800080.

The previous prime is 157960189. The next prime is 157960211. The reversal of 157960198 is 891069751.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 3589983 + ... + 3590026.

It is an arithmetic number, because the mean of its divisors is an integer number (32310045).

Almost surely, 2157960198 is an apocalyptic number.

157960198 is a deficient number, since it is larger than the sum of its proper divisors (100520162).

157960198 is a wasteful number, since it uses less digits than its factorization.

157960198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7180022.

The product of its (nonzero) digits is 136080, while the sum is 46.

The square root of 157960198 is about 12568.2217517038. The cubic root of 157960198 is about 540.5666183206.

The spelling of 157960198 in words is "one hundred fifty-seven million, nine hundred sixty thousand, one hundred ninety-eight".

Divisors: 1 2 11 22 7180009 14360018 78980099 157960198