Base | Representation |
---|---|
bin | 1011101110111011… |
… | …0000000111001001 |
3 | 22010111112000012200 |
4 | 2323232300013021 |
5 | 22422244020311 |
6 | 1240310430413 |
7 | 141023054643 |
oct | 27356600711 |
9 | 8114460180 |
10 | 3149595081 |
11 | 1376956446 |
12 | 73a962409 |
13 | 3b26a1039 |
14 | 21c427893 |
15 | 136793556 |
hex | bbbb01c9 |
3149595081 has 6 divisors (see below), whose sum is σ = 4549415130. Its totient is φ = 2099730048.
The previous prime is 3149595061. The next prime is 3149595109. The reversal of 3149595081 is 1805959413.
3149595081 is a `hidden beast` number, since 31 + 495 + 9 + 50 + 81 = 666.
It can be written as a sum of positive squares in only one way, i.e., 1858989456 + 1290605625 = 43116^2 + 35925^2 .
It is not a de Polignac number, because 3149595081 - 210 = 3149594057 is a prime.
It is a super-2 number, since 2×31495950812 = 19839898348518793122, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (3149595011) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 174977496 + ... + 174977513.
It is an arithmetic number, because the mean of its divisors is an integer number (758235855).
Almost surely, 23149595081 is an apocalyptic number.
It is an amenable number.
3149595081 is a deficient number, since it is larger than the sum of its proper divisors (1399820049).
3149595081 is a wasteful number, since it uses less digits than its factorization.
3149595081 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 349955015 (or 349955012 counting only the distinct ones).
The product of its (nonzero) digits is 194400, while the sum is 45.
The square root of 3149595081 is about 56121.2533805153. The cubic root of 3149595081 is about 1465.8343945854.
The spelling of 3149595081 in words is "three billion, one hundred forty-nine million, five hundred ninety-five thousand, eighty-one".
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