Base | Representation |
---|---|
bin | 110101100010111110… |
… | …110001100100000000 |
3 | 12111101221100200022000 |
4 | 311202332301210000 |
5 | 1420222232313302 |
6 | 42225105344000 |
7 | 4103533055553 |
oct | 654276614400 |
9 | 174357320260 |
10 | 57495197952 |
11 | 224245a4225 |
12 | b187038000 |
13 | 55638390ba |
14 | 2ad5d5269a |
15 | 17678c931c |
hex | d62fb1900 |
57495197952 has 144 divisors (see below), whose sum is σ = 170534844480. Its totient is φ = 19107422208.
The previous prime is 57495197951. The next prime is 57495197959. The reversal of 57495197952 is 25979159475.
57495197952 is a `hidden beast` number, since 5 + 7 + 49 + 519 + 79 + 5 + 2 = 666.
It is a tau number, because it is divible by the number of its divisors (144).
It is a self number, because there is not a number n which added to its sum of digits gives 57495197952.
It is not an unprimeable number, because it can be changed into a prime (57495197951) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2317003 + ... + 2341685.
Almost surely, 257495197952 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 57495197952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85267422240).
57495197952 is an abundant number, since it is smaller than the sum of its proper divisors (113039646528).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57495197952 is a wasteful number, since it uses less digits than its factorization.
57495197952 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25045 (or 25025 counting only the distinct ones).
The product of its digits is 35721000, while the sum is 63.
The spelling of 57495197952 in words is "fifty-seven billion, four hundred ninety-five million, one hundred ninety-seven thousand, nine hundred fifty-two".
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