Base | Representation |
---|---|
bin | 1101010010111… |
… | …0000000110000 |
3 | 10212221001110000 |
4 | 3110232000300 |
5 | 103233403432 |
6 | 5311110000 |
7 | 1244656215 |
oct | 324560060 |
9 | 125831400 |
10 | 55762992 |
11 | 2952761a |
12 | 16812300 |
13 | b72556c |
14 | 7597b0c |
15 | 4d6757c |
hex | 352e030 |
55762992 has 100 divisors (see below), whose sum is σ = 170955576. Its totient is φ = 17487360.
The previous prime is 55762991. The next prime is 55762999. The reversal of 55762992 is 29926755.
55762992 is a `hidden beast` number, since 557 + 6 + 2 + 9 + 92 = 666.
It is a super-2 number, since 2×557629922 = 6219022553584128, which contains 22 as substring.
It is a nialpdrome in base 6.
It is not an unprimeable number, because it can be changed into a prime (55762991) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 20767 + ... + 23297.
Almost surely, 255762992 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 55762992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85477788).
55762992 is an abundant number, since it is smaller than the sum of its proper divisors (115192584).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55762992 is a wasteful number, since it uses less digits than its factorization.
55762992 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2568 (or 2553 counting only the distinct ones).
The product of its digits is 340200, while the sum is 45.
The square root of 55762992 is about 7467.4622195228. The cubic root of 55762992 is about 382.0457352293.
The spelling of 55762992 in words is "fifty-five million, seven hundred sixty-two thousand, nine hundred ninety-two".
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