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130104551 = 3138910789
BaseRepresentation
bin1111100000100…
…11110011100111
3100001210222220002
413300103303213
5231301321201
620524331515
73136604363
oct760236347
9301728802
10130104551
1167493525
12376a3b9b
1320c54255
14133ca2a3
15b64e76b
hex7c13ce7

130104551 has 8 divisors (see below), whose sum is σ = 134659200. Its totient is φ = 125572320.

The previous prime is 130104529. The next prime is 130104563. The reversal of 130104551 is 155401031.

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

It is not a de Polignac number, because 130104551 - 218 = 129842407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130104511) 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, 6665 + ... + 17453.

It is an arithmetic number, because the mean of its divisors is an integer number (16832400).

Almost surely, 2130104551 is an apocalyptic number.

130104551 is a deficient number, since it is larger than the sum of its proper divisors (4554649).

130104551 is a wasteful number, since it uses less digits than its factorization.

130104551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11209.

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 130104551 is about 11406.3381941796. The cubic root of 130104551 is about 506.7154691469.

Adding to 130104551 its reverse (155401031), we get a palindrome (285505582).

The spelling of 130104551 in words is "one hundred thirty million, one hundred four thousand, five hundred fifty-one".

Divisors: 1 31 389 10789 12059 334459 4196921 130104551