Base | Representation |
---|---|
bin | 111001000011000000… |
… | …110100110010101100 |
3 | 12212002212220001200222 |
4 | 321003000310302230 |
5 | 2000421440104402 |
6 | 44050054110512 |
7 | 4265632660103 |
oct | 710300646254 |
9 | 185085801628 |
10 | 61253831852 |
11 | 23a83211534 |
12 | ba5594b438 |
13 | 5a1244bc25 |
14 | 2d711d703a |
15 | 18d78737a2 |
hex | e43034cac |
61253831852 has 12 divisors (see below), whose sum is σ = 107202136776. Its totient is φ = 30624649920.
The previous prime is 61253831827. The next prime is 61253831857. The reversal of 61253831852 is 25813835216.
It is not an unprimeable number, because it can be changed into a prime (61253831857) 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, 504938 + ... + 614385.
It is an arithmetic number, because the mean of its divisors is an integer number (8933511398).
Almost surely, 261253831852 is an apocalyptic number.
It is an amenable number.
61253831852 is a deficient number, since it is larger than the sum of its proper divisors (45948304924).
61253831852 is a wasteful number, since it uses less digits than its factorization.
61253831852 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1133008 (or 1133006 counting only the distinct ones).
The product of its digits is 345600, while the sum is 44.
The spelling of 61253831852 in words is "sixty-one billion, two hundred fifty-three million, eight hundred thirty-one thousand, eight hundred fifty-two".
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