Base | Representation |
---|---|
bin | 10010101010011… |
… | …110111001000010 |
3 | 210211012110202112 |
4 | 102222132321002 |
5 | 1120130021331 |
6 | 51023215322 |
7 | 10521350102 |
oct | 2252367102 |
9 | 724173675 |
10 | 313126466 |
11 | 15082a604 |
12 | 88a47542 |
13 | 4cb45743 |
14 | 2d82d202 |
15 | 1c75332b |
hex | 12a9ee42 |
313126466 has 4 divisors (see below), whose sum is σ = 469689702. Its totient is φ = 156563232.
The previous prime is 313126447. The next prime is 313126483. The reversal of 313126466 is 664621313.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 664621313 = 47 ⋅14140879.
It can be written as a sum of positive squares in only one way, i.e., 176119441 + 137007025 = 13271^2 + 11705^2 .
It is a super-4 number, since 4×3131264664 (a number of 35 digits) contains 4444 as substring.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78281615 + ... + 78281618.
Almost surely, 2313126466 is an apocalyptic number.
313126466 is a deficient number, since it is larger than the sum of its proper divisors (156563236).
313126466 is a wasteful number, since it uses less digits than its factorization.
313126466 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 156563235.
The product of its digits is 15552, while the sum is 32.
The square root of 313126466 is about 17695.3797924769. The cubic root of 313126466 is about 679.0575655597.
Adding to 313126466 its reverse (664621313), we get a palindrome (977747779).
The spelling of 313126466 in words is "three hundred thirteen million, one hundred twenty-six thousand, four hundred sixty-six".
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