Base | Representation |
---|---|
bin | 1101110100100… |
… | …0101100100100 |
3 | 11001002011010110 |
4 | 3131020230210 |
5 | 104320010234 |
6 | 5430253020 |
7 | 1302506061 |
oct | 335105444 |
9 | 131064113 |
10 | 57969444 |
11 | 2a7a4335 |
12 | 174b7170 |
13 | c018960 |
14 | 79adc68 |
15 | 51511e9 |
hex | 3748b24 |
57969444 has 48 divisors (see below), whose sum is σ = 146397888. Its totient is φ = 17747328.
The previous prime is 57969427. The next prime is 57969451. The reversal of 57969444 is 44496975.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 57969393 and 57969402.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34594 + ... + 36230.
It is an arithmetic number, because the mean of its divisors is an integer number (3049956).
Almost surely, 257969444 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 57969444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73198944).
57969444 is an abundant number, since it is smaller than the sum of its proper divisors (88428444).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57969444 is a wasteful number, since it uses less digits than its factorization.
57969444 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1884 (or 1882 counting only the distinct ones).
The product of its digits is 1088640, while the sum is 48.
The square root of 57969444 is about 7613.7667418959. The cubic root of 57969444 is about 387.0196759688.
The spelling of 57969444 in words is "fifty-seven million, nine hundred sixty-nine thousand, four hundred forty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •