Base | Representation |
---|---|
bin | 1011110010011010… |
… | …1010000100110101 |
3 | 22011112002120120001 |
4 | 2330212222010311 |
5 | 22440022003141 |
6 | 1241552511301 |
7 | 141261453613 |
oct | 27446520465 |
9 | 8145076501 |
10 | 3164250421 |
11 | 13841561a2 |
12 | 74384b531 |
13 | 3b5732837 |
14 | 2203606b3 |
15 | 137bdaa31 |
hex | bc9aa135 |
3164250421 has 4 divisors (see below), whose sum is σ = 3165195244. Its totient is φ = 3163305600.
The previous prime is 3164250413. The next prime is 3164250431. The reversal of 3164250421 is 1240524613.
3164250421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1240524613 = 31 ⋅40016923.
It can be written as a sum of positive squares in 2 ways, for example, as 2863748196 + 300502225 = 53514^2 + 17335^2 .
It is a cyclic number.
It is not a de Polignac number, because 3164250421 - 23 = 3164250413 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 3164250421.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3164250431) 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, 467370 + ... + 474091.
It is an arithmetic number, because the mean of its divisors is an integer number (791298811).
Almost surely, 23164250421 is an apocalyptic number.
It is an amenable number.
3164250421 is a deficient number, since it is larger than the sum of its proper divisors (944823).
3164250421 is an equidigital number, since it uses as much as digits as its factorization.
3164250421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 944822.
The product of its (nonzero) digits is 5760, while the sum is 28.
The square root of 3164250421 is about 56251.6703840873. The cubic root of 3164250421 is about 1468.1044289950.
The spelling of 3164250421 in words is "three billion, one hundred sixty-four million, two hundred fifty thousand, four hundred twenty-one".
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