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137886376 = 2317235797
BaseRepresentation
bin10000011011111…
…11101010101000
3100121110100112211
420031333222220
5240244331001
621403214504
73263005045
oct1015775250
9317410484
10137886376
1170919091
123a217434
132274a294
14144541cc
15c18a351
hex837faa8

137886376 has 8 divisors (see below), whose sum is σ = 258536970. Its totient is φ = 68943184.

The previous prime is 137886317. The next prime is 137886379. The reversal of 137886376 is 673688731.

It can be written as a sum of positive squares in only one way, i.e., 135163876 + 2722500 = 11626^2 + 1650^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (137886379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8617891 + ... + 8617906.

Almost surely, 2137886376 is an apocalyptic number.

It is an amenable number.

137886376 is a deficient number, since it is larger than the sum of its proper divisors (120650594).

137886376 is a wasteful number, since it uses less digits than its factorization.

137886376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17235803 (or 17235799 counting only the distinct ones).

The product of its digits is 1016064, while the sum is 49.

The square root of 137886376 is about 11742.5029699805. The cubic root of 137886376 is about 516.6230580375.

It can be divided in two parts, 13788 and 6376, that added together give a square (20164 = 1422).

The spelling of 137886376 in words is "one hundred thirty-seven million, eight hundred eighty-six thousand, three hundred seventy-six".

Divisors: 1 2 4 8 17235797 34471594 68943188 137886376