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130051407 = 3231884803
BaseRepresentation
bin1111100000001…
…10110101001111
3100001201021222210
413300012311033
5231243121112
620523241503
73136263423
oct760066517
9301637883
10130051407
1167457602
1237679293
1320c35cc5
14133b4b83
15b63db3c
hex7c06d4f

130051407 has 8 divisors (see below), whose sum is σ = 180941184. Its totient is φ = 82931288.

The previous prime is 130051387. The next prime is 130051433. The reversal of 130051407 is 704150031.

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 130051407 - 212 = 130047311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130051477) 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, 942333 + ... + 942470.

It is an arithmetic number, because the mean of its divisors is an integer number (22617648).

Almost surely, 2130051407 is an apocalyptic number.

130051407 is a deficient number, since it is larger than the sum of its proper divisors (50889777).

130051407 is a wasteful number, since it uses less digits than its factorization.

130051407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1884829.

The product of its (nonzero) digits is 420, while the sum is 21.

The square root of 130051407 is about 11404.0083742516. The cubic root of 130051407 is about 506.6464668097.

The spelling of 130051407 in words is "one hundred thirty million, fifty-one thousand, four hundred seven".

Divisors: 1 3 23 69 1884803 5654409 43350469 130051407