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130081037 = 2931114423
BaseRepresentation
bin1111100000011…
…10000100001101
3100001202210122012
413300032010031
5231300043122
620524031005
73136446002
oct760160415
9301683565
10130081037
1167477899
1237692465
1320c46638
14133c18a9
15b6477e2
hex7c0e10d

130081037 has 8 divisors (see below), whose sum is σ = 135008640. Its totient is φ = 125182960.

The previous prime is 130081013. The next prime is 130081051. The reversal of 130081037 is 730180031.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-130081037 is a prime.

It is a super-3 number, since 3×1300810373 (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130081057) 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, 1808 + ... + 16230.

It is an arithmetic number, because the mean of its divisors is an integer number (16876080).

Almost surely, 2130081037 is an apocalyptic number.

It is an amenable number.

130081037 is a deficient number, since it is larger than the sum of its proper divisors (4927603).

130081037 is a wasteful number, since it uses less digits than its factorization.

130081037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14763.

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 130081037 is about 11405.3074048883. The cubic root of 130081037 is about 506.6849408133.

The spelling of 130081037 in words is "one hundred thirty million, eighty-one thousand, thirty-seven".

Divisors: 1 29 311 9019 14423 418267 4485553 130081037