Base | Representation |
---|---|
bin | 101000111000010… |
… | …0010100101010001 |
3 | 10112121001111221001 |
4 | 1101300202211101 |
5 | 10302122212212 |
6 | 344035502001 |
7 | 45664036210 |
oct | 12160424521 |
9 | 3477044831 |
10 | 1371679057 |
11 | 644305861 |
12 | 323457901 |
13 | 18b243b18 |
14 | d025d077 |
15 | 8064d657 |
hex | 51c22951 |
1371679057 has 4 divisors (see below), whose sum is σ = 1567633216. Its totient is φ = 1175724900.
The previous prime is 1371679039. The next prime is 1371679087. The reversal of 1371679057 is 7509761731.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 1371679057 - 211 = 1371677009 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1371678998 and 1371679016.
It is not an unprimeable number, because it can be changed into a prime (1371679087) 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, 97977069 + ... + 97977082.
It is an arithmetic number, because the mean of its divisors is an integer number (391908304).
Almost surely, 21371679057 is an apocalyptic number.
It is an amenable number.
1371679057 is a deficient number, since it is larger than the sum of its proper divisors (195954159).
1371679057 is an equidigital number, since it uses as much as digits as its factorization.
1371679057 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 195954158.
The product of its (nonzero) digits is 277830, while the sum is 46.
The square root of 1371679057 is about 37036.1857782359. The cubic root of 1371679057 is about 1111.0940858699.
The spelling of 1371679057 in words is "one billion, three hundred seventy-one million, six hundred seventy-nine thousand, fifty-seven".
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