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13130005898 = 219345526471
BaseRepresentation
bin11000011101001101…
…11111110110001010
31020220001102102000202
430032212333312022
5203342240142043
610010513332202
7643242131402
oct141646776612
936801372022
1013130005898
115628600849
122665267062
1313132c0079
148c7b2b802
1551ca821b8
hex30e9bfd8a

13130005898 has 8 divisors (see below), whose sum is σ = 20731588320. Its totient is φ = 6219476460.

The previous prime is 13130005897. The next prime is 13130005901. The reversal of 13130005898 is 89850003131.

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

It is a Harshad number since it is a multiple of its sum of digits (38), and also a Moran number because the ratio is a prime number: 345526471 = 13130005898 / (1 + 3 + 1 + 3 + 0 + 0 + 0 + 5 + 8 + 9 + 8).

It is not an unprimeable number, because it can be changed into a prime (13130005897) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172763198 + ... + 172763273.

It is an arithmetic number, because the mean of its divisors is an integer number (2591448540).

Almost surely, 213130005898 is an apocalyptic number.

13130005898 is a deficient number, since it is larger than the sum of its proper divisors (7601582422).

13130005898 is a wasteful number, since it uses less digits than its factorization.

13130005898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345526492.

The product of its (nonzero) digits is 25920, while the sum is 38.

The spelling of 13130005898 in words is "thirteen billion, one hundred thirty million, five thousand, eight hundred ninety-eight".

Divisors: 1 2 19 38 345526471 691052942 6565002949 13130005898