Base | Representation |
---|---|
bin | 1100110111010… |
… | …1010101010100 |
3 | 10202112100102102 |
4 | 3031311111110 |
5 | 102303123342 |
6 | 5204301232 |
7 | 1223430605 |
oct | 315652524 |
9 | 122470372 |
10 | 53957972 |
11 | 28504472 |
12 | 160a1818 |
13 | b242ac3 |
14 | 7247dac |
15 | 4b0c832 |
hex | 3375554 |
53957972 has 24 divisors (see below), whose sum is σ = 95622912. Its totient is φ = 26640000.
The previous prime is 53957971. The next prime is 53957987. The reversal of 53957972 is 27975935.
It is a super-2 number, since 2×539579722 = 5822925484705568, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53957971) 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, 214847 + ... + 215097.
It is an arithmetic number, because the mean of its divisors is an integer number (3984288).
Almost surely, 253957972 is an apocalyptic number.
It is an amenable number.
53957972 is a deficient number, since it is larger than the sum of its proper divisors (41664940).
53957972 is a wasteful number, since it uses less digits than its factorization.
53957972 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 719 (or 717 counting only the distinct ones).
The product of its digits is 595350, while the sum is 47.
The square root of 53957972 is about 7345.6090285285. The cubic root of 53957972 is about 377.8782303291.
The spelling of 53957972 in words is "fifty-three million, nine hundred fifty-seven thousand, nine hundred seventy-two".
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