Base | Representation |
---|---|
bin | 1101001001100… |
… | …1111010111010 |
3 | 10211210020101000 |
4 | 3102121322322 |
5 | 103110001120 |
6 | 5250105430 |
7 | 1236551601 |
oct | 322317272 |
9 | 124706330 |
10 | 55156410 |
11 | 29152911 |
12 | 1657b276 |
13 | b57243a |
14 | 747aa38 |
15 | 4c97990 |
hex | 3499eba |
55156410 has 64 divisors (see below), whose sum is σ = 149328000. Its totient is φ = 14484096.
The previous prime is 55156393. The next prime is 55156441. The reversal of 55156410 is 1465155.
It is a happy number.
55156410 is a `hidden beast` number, since 5 + 5 + 15 + 641 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (27).
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, 16566 + ... + 19614.
It is an arithmetic number, because the mean of its divisors is an integer number (2333250).
Almost surely, 255156410 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 55156410, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74664000).
55156410 is an abundant number, since it is smaller than the sum of its proper divisors (94171590).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55156410 is a wasteful number, since it uses less digits than its factorization.
55156410 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3132 (or 3126 counting only the distinct ones).
The product of its (nonzero) digits is 3000, while the sum is 27.
The square root of 55156410 is about 7426.7361606563. The cubic root of 55156410 is about 380.6554017309.
The spelling of 55156410 in words is "fifty-five million, one hundred fifty-six thousand, four hundred ten".
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