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137135188 = 22223153739
BaseRepresentation
bin10000010110010…
…00010001010100
3100120001012010001
420023020101110
5240101311223
621335141044
73253426021
oct1013102124
9316035101
10137135188
1170455773
1239b14784
13225463a8
14142da548
15c08c9ad
hex82c8454

137135188 has 12 divisors (see below), whose sum is σ = 241064320. Its totient is φ = 68259672.

The previous prime is 137135161. The next prime is 137135233. The reversal of 137135188 is 881531731.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

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, 75978 + ... + 77761.

Almost surely, 2137135188 is an apocalyptic number.

It is an amenable number.

137135188 is a deficient number, since it is larger than the sum of its proper divisors (103929132).

137135188 is a wasteful number, since it uses less digits than its factorization.

137135188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153966 (or 153964 counting only the distinct ones).

The product of its digits is 20160, while the sum is 37.

The square root of 137135188 is about 11710.4734319326. The cubic root of 137135188 is about 515.6831829196.

The spelling of 137135188 in words is "one hundred thirty-seven million, one hundred thirty-five thousand, one hundred eighty-eight".

Divisors: 1 2 4 223 446 892 153739 307478 614956 34283797 68567594 137135188