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1313401115 = 51320206171
BaseRepresentation
bin100111001001000…
…1110100100011011
310101112101200121202
41032102032210123
510142212313430
6334154424415
744355503525
oct11622164433
93345350552
101313401115
11614420774
12307a3210b
1317c14a930
14c660ca15
157a48ad45
hex4e48e91b

1313401115 has 8 divisors (see below), whose sum is σ = 1697318448. Its totient is φ = 969896160.

The previous prime is 1313401069. The next prime is 1313401121. The reversal of 1313401115 is 5111043131.

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

It is not a de Polignac number, because 1313401115 - 214 = 1313384731 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10103021 + ... + 10103150.

It is an arithmetic number, because the mean of its divisors is an integer number (212164806).

Almost surely, 21313401115 is an apocalyptic number.

1313401115 is a deficient number, since it is larger than the sum of its proper divisors (383917333).

1313401115 is a wasteful number, since it uses less digits than its factorization.

1313401115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20206189.

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 1313401115 is about 36240.8763001117. The cubic root of 1313401115 is about 1095.1302959288.

Adding to 1313401115 its reverse (5111043131), we get a palindrome (6424444246).

The spelling of 1313401115 in words is "one billion, three hundred thirteen million, four hundred one thousand, one hundred fifteen".

Divisors: 1 5 13 65 20206171 101030855 262680223 1313401115