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137427933 = 359776429
BaseRepresentation
bin10000011000011…
…11101111011101
3100120121001200110
420030033233131
5240140143213
621345320233
73256055346
oct1014175735
9316531613
10137427933
1170635705
123a036079
1322619706
14143750cd
15c0e95c3
hex830fbdd

137427933 has 8 divisors (see below), whose sum is σ = 186343200. Its totient is φ = 90065648.

The previous prime is 137427919. The next prime is 137427943. The reversal of 137427933 is 339724731.

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

It is a cyclic number.

It is not a de Polignac number, because 137427933 - 26 = 137427869 is a prime.

It is a super-3 number, since 3×1374279333 (a number of 25 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 137427891 and 137427900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137427943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 388038 + ... + 388391.

It is an arithmetic number, because the mean of its divisors is an integer number (23292900).

Almost surely, 2137427933 is an apocalyptic number.

It is an amenable number.

137427933 is a deficient number, since it is larger than the sum of its proper divisors (48915267).

137427933 is an equidigital number, since it uses as much as digits as its factorization.

137427933 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 776491.

The product of its digits is 95256, while the sum is 39.

The square root of 137427933 is about 11722.9660495968. The cubic root of 137427933 is about 516.0498682349.

The spelling of 137427933 in words is "one hundred thirty-seven million, four hundred twenty-seven thousand, nine hundred thirty-three".

Divisors: 1 3 59 177 776429 2329287 45809311 137427933