Base | Representation |
---|---|
bin | 1110100110100… |
… | …1110001000000 |
3 | 11021020212001122 |
4 | 3221221301000 |
5 | 111140004444 |
6 | 10024451412 |
7 | 1342423151 |
oct | 351516100 |
9 | 137225048 |
10 | 61250624 |
11 | 31635556 |
12 | 18619b68 |
13 | c8c7296 |
14 | 81c5928 |
15 | 559d4ee |
hex | 3a69c40 |
61250624 has 14 divisors (see below), whose sum is σ = 121544334. Its totient is φ = 30625280.
The previous prime is 61250621. The next prime is 61250641. The reversal of 61250624 is 42605216.
It can be written as a sum of positive squares in only one way, i.e., 56550400 + 4700224 = 7520^2 + 2168^2 .
It is a junction number, because it is equal to n+sod(n) for n = 61250593 and 61250602.
It is not an unprimeable number, because it can be changed into a prime (61250621) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 478457 + ... + 478584.
Almost surely, 261250624 is an apocalyptic number.
61250624 is a gapful number since it is divisible by the number (64) formed by its first and last digit.
It is an amenable number.
61250624 is a deficient number, since it is larger than the sum of its proper divisors (60293710).
61250624 is an equidigital number, since it uses as much as digits as its factorization.
61250624 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 957053 (or 957043 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 26.
The square root of 61250624 is about 7826.2777870454. The cubic root of 61250624 is about 394.1880967768.
The spelling of 61250624 in words is "sixty-one million, two hundred fifty thousand, six hundred twenty-four".
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