Base | Representation |
---|---|
bin | 1100001011001… |
… | …0000101000000 |
3 | 10120002011121020 |
4 | 3002302011000 |
5 | 101032423211 |
6 | 5022225440 |
7 | 1160004024 |
oct | 302620500 |
9 | 116064536 |
10 | 51061056 |
11 | 26905a22 |
12 | 15125280 |
13 | a76a357 |
14 | 6ad2384 |
15 | 4739306 |
hex | 30b2140 |
51061056 has 56 divisors (see below), whose sum is σ = 142219680. Its totient is φ = 16123392.
The previous prime is 51061051. The next prime is 51061057. The reversal of 51061056 is 65016015.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51061051) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3351 + ... + 10646.
Almost surely, 251061056 is an apocalyptic number.
It is an amenable number.
51061056 is an abundant number, since it is smaller than the sum of its proper divisors (91158624).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51061056 is a wasteful number, since it uses less digits than its factorization.
51061056 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14031 (or 14021 counting only the distinct ones).
The product of its (nonzero) digits is 900, while the sum is 24.
The square root of 51061056 is about 7145.7019249336. The cubic root of 51061056 is about 370.9909060720.
The spelling of 51061056 in words is "fifty-one million, sixty-one thousand, fifty-six".
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