Base | Representation |
---|---|
bin | 100111001110110… |
… | …1101000100000001 |
3 | 10101202001112111011 |
4 | 1032131231010001 |
5 | 10144000101401 |
6 | 334343120521 |
7 | 44423203603 |
oct | 11635550401 |
9 | 3352045434 |
10 | 1316409601 |
11 | 616096021 |
12 | 308a43141 |
13 | 17c9620c0 |
14 | c6b93173 |
15 | 7a882451 |
hex | 4e76d101 |
1316409601 has 16 divisors (see below), whose sum is σ = 1459385424. Its totient is φ = 1179869184.
The previous prime is 1316409599. The next prime is 1316409607. The reversal of 1316409601 is 1069046131.
It can be written as a sum of positive squares in 8 ways, for example, as 123743376 + 1192666225 = 11124^2 + 34535^2 .
It is not a de Polignac number, because 1316409601 - 21 = 1316409599 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1316409607) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56985 + ... + 76681.
It is an arithmetic number, because the mean of its divisors is an integer number (91211589).
Almost surely, 21316409601 is an apocalyptic number.
It is an amenable number.
1316409601 is a deficient number, since it is larger than the sum of its proper divisors (142975823).
1316409601 is a wasteful number, since it uses less digits than its factorization.
1316409601 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19860.
The product of its (nonzero) digits is 3888, while the sum is 31.
The square root of 1316409601 is about 36282.3593637459. The cubic root of 1316409601 is about 1095.9658293931.
The spelling of 1316409601 in words is "one billion, three hundred sixteen million, four hundred nine thousand, six hundred one".
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