Base | Representation |
---|---|
bin | 1110110000010… |
… | …0000011001100 |
3 | 11022102221221010 |
4 | 3230010003030 |
5 | 111320220242 |
6 | 10050205220 |
7 | 1350664443 |
oct | 354040314 |
9 | 138387833 |
10 | 61882572 |
11 | 31a27324 |
12 | 18883810 |
13 | ca88b0b |
14 | 830bd5a |
15 | 567589c |
hex | 3b040cc |
61882572 has 24 divisors (see below), whose sum is σ = 149051392. Its totient is φ = 19962000.
The previous prime is 61882553. The next prime is 61882573. The reversal of 61882572 is 27528816.
It is a self number, because there is not a number n which added to its sum of digits gives 61882572.
It is not an unprimeable number, because it can be changed into a prime (61882573) 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, 82804 + ... + 83547.
Almost surely, 261882572 is an apocalyptic number.
61882572 is a gapful number since it is divisible by the number (62) formed by its first and last digit.
It is an amenable number.
61882572 is an abundant number, since it is smaller than the sum of its proper divisors (87168820).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61882572 is a wasteful number, since it uses less digits than its factorization.
61882572 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 166389 (or 166387 counting only the distinct ones).
The product of its digits is 53760, while the sum is 39.
The square root of 61882572 is about 7866.5476544670. The cubic root of 61882572 is about 395.5391281572.
The spelling of 61882572 in words is "sixty-one million, eight hundred eighty-two thousand, five hundred seventy-two".
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