Base | Representation |
---|---|
bin | 100111001000100… |
… | …1110001011011011 |
3 | 10101111220021211110 |
4 | 1032101032023123 |
5 | 10142130343441 |
6 | 334145031403 |
7 | 44353324560 |
oct | 11621161333 |
9 | 3344807743 |
10 | 1313137371 |
11 | 6142605a7 |
12 | 307925563 |
13 | 17c087880 |
14 | c6580867 |
15 | 7a437b16 |
hex | 4e44e2db |
1313137371 has 64 divisors (see below), whose sum is σ = 2277273600. Its totient is φ = 654345216.
The previous prime is 1313137369. The next prime is 1313137379. The reversal of 1313137371 is 1737313131.
1313137371 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 1313137371 - 21 = 1313137369 is a prime.
It is a nude number because it is divisible by every one of its digits.
It is not an unprimeable number, because it can be changed into a prime (1313137379) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 370335 + ... + 373863.
It is an arithmetic number, because the mean of its divisors is an integer number (35582400).
Almost surely, 21313137371 is an apocalyptic number.
1313137371 is a deficient number, since it is larger than the sum of its proper divisors (964136229).
1313137371 is a wasteful number, since it uses less digits than its factorization.
1313137371 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3628.
The product of its digits is 3969, while the sum is 30.
The square root of 1313137371 is about 36237.2373533083. The cubic root of 1313137371 is about 1095.0569866716.
The spelling of 1313137371 in words is "one billion, three hundred thirteen million, one hundred thirty-seven thousand, three hundred seventy-one".
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