Base | Representation |
---|---|
bin | 1100110100111… |
… | …0010010011000 |
3 | 10202020020001000 |
4 | 3031032102120 |
5 | 102233014130 |
6 | 5201025000 |
7 | 1222163412 |
oct | 315162230 |
9 | 122206030 |
10 | 53798040 |
11 | 2840529a |
12 | 16025160 |
13 | b1b807a |
14 | 72059b2 |
15 | 4aca260 |
hex | 334e498 |
53798040 has 128 divisors (see below), whose sum is σ = 181368000. Its totient is φ = 14183424.
The previous prime is 53798011. The next prime is 53798077. The reversal of 53798040 is 4089735.
53798040 is a `hidden beast` number, since 537 + 9 + 80 + 40 = 666.
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 53797986 and 53798004.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 117492 + ... + 117948.
Almost surely, 253798040 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 53798040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90684000).
53798040 is an abundant number, since it is smaller than the sum of its proper divisors (127569960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53798040 is a wasteful number, since it uses less digits than its factorization.
53798040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 586 (or 576 counting only the distinct ones).
The product of its (nonzero) digits is 30240, while the sum is 36.
The square root of 53798040 is about 7334.7147183786. The cubic root of 53798040 is about 377.5045158298.
The spelling of 53798040 in words is "fifty-three million, seven hundred ninety-eight thousand, forty".
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