Base | Representation |
---|---|
bin | 1001000110111011010… |
… | …00011001101100110101 |
3 | 1002220210102221002000212 |
4 | 10203131220121230311 |
5 | 20111413214013302 |
6 | 355434153115205 |
7 | 31416225055256 |
oct | 4433550315465 |
9 | 1086712832025 |
10 | 312956001077 |
11 | 1107a655a705 |
12 | 507a03b8b05 |
13 | 23686066835 |
14 | 1120bad6b2d |
15 | 8219d1e052 |
hex | 48dda19b35 |
312956001077 has 12 divisors (see below), whose sum is σ = 326827702980. Its totient is φ = 299562032640.
The previous prime is 312956001053. The next prime is 312956001079. The reversal of 312956001077 is 770100659213.
It can be written as a sum of positive squares in 6 ways, for example, as 158128703716 + 154827297361 = 397654^2 + 393481^2 .
It is not a de Polignac number, because 312956001077 - 26 = 312956001013 is a prime.
It is a super-2 number, since 2×3129560010772 (a number of 24 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (41).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (312956001079) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1667252 + ... + 1845437.
It is an arithmetic number, because the mean of its divisors is an integer number (27235641915).
Almost surely, 2312956001077 is an apocalyptic number.
It is an amenable number.
312956001077 is a deficient number, since it is larger than the sum of its proper divisors (13871701903).
312956001077 is an equidigital number, since it uses as much as digits as its factorization.
312956001077 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3512824 (or 3512783 counting only the distinct ones).
The product of its (nonzero) digits is 79380, while the sum is 41.
The spelling of 312956001077 in words is "three hundred twelve billion, nine hundred fifty-six million, one thousand, seventy-seven".
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