Base | Representation |
---|---|
bin | 1101001001010… |
… | …1001000100010 |
3 | 10211202020110210 |
4 | 3102111020202 |
5 | 103103334202 |
6 | 5245434550 |
7 | 1236440460 |
oct | 322251042 |
9 | 124666423 |
10 | 55136802 |
11 | 2913a106 |
12 | 1656ba56 |
13 | b566536 |
14 | 7473830 |
15 | 4c91c6c |
hex | 3495222 |
55136802 has 32 divisors (see below), whose sum is σ = 128098944. Its totient is φ = 15494400.
The previous prime is 55136789. The next prime is 55136813. The reversal of 55136802 is 20863155.
It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a self number, because there is not a number n which added to its sum of digits gives 55136802.
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, 8199 + ... + 13322.
It is an arithmetic number, because the mean of its divisors is an integer number (4003092).
Almost surely, 255136802 is an apocalyptic number.
55136802 is an abundant number, since it is smaller than the sum of its proper divisors (72962142).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55136802 is a wasteful number, since it uses less digits than its factorization.
55136802 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21594.
The product of its (nonzero) digits is 7200, while the sum is 30.
The square root of 55136802 is about 7425.4159479453. The cubic root of 55136802 is about 380.6102889583.
Adding to 55136802 its reverse (20863155), we get a palindrome (75999957).
The spelling of 55136802 in words is "fifty-five million, one hundred thirty-six thousand, eight hundred two".
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