Base | Representation |
---|---|
bin | 1110110000110… |
… | …0010000100000 |
3 | 11022111200001022 |
4 | 3230030100200 |
5 | 111322304232 |
6 | 10051025012 |
7 | 1351164452 |
oct | 354142040 |
9 | 138450038 |
10 | 61916192 |
11 | 31a4a608 |
12 | 1889b168 |
13 | ca9b200 |
14 | 831a2d2 |
15 | 5680812 |
hex | 3b0c420 |
61916192 has 54 divisors (see below), whose sum is σ = 133240653. Its totient is φ = 28309632.
The previous prime is 61916177. The next prime is 61916201. The reversal of 61916192 is 29161916.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in 2 ways, for example, as 52940176 + 8976016 = 7276^2 + 2996^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=5564.
It is a super-2 number, since 2×619161922 = 7667229663561728, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 578603 + ... + 578709.
Almost surely, 261916192 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 61916192
61916192 is an abundant number, since it is smaller than the sum of its proper divisors (71324461).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61916192 is a wasteful number, since it uses less digits than its factorization.
61916192 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 250 (or 122 counting only the distinct ones).
The product of its digits is 5832, while the sum is 35.
The square root of 61916192 is about 7868.6842610439. The cubic root of 61916192 is about 395.6107456179.
Multiplying 61916192 by its product of digits (5832), we get a square (361095231744 = 6009122).
The spelling of 61916192 in words is "sixty-one million, nine hundred sixteen thousand, one hundred ninety-two".
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