Base | Representation |
---|---|
bin | 110011010001001111… |
… | …010010010110111101 |
3 | 12021002112101110001211 |
4 | 303101033102112331 |
5 | 1400220303144203 |
6 | 41142321404421 |
7 | 3656122505332 |
oct | 632117222675 |
9 | 167075343054 |
10 | 55050053053 |
11 | 2138a357716 |
12 | a804199711 |
13 | 52640a4bb8 |
14 | 2943300989 |
15 | 1672dd6c6d |
hex | cd13d25bd |
55050053053 has 4 divisors (see below), whose sum is σ = 56825861248. Its totient is φ = 53274244860.
The previous prime is 55050053011. The next prime is 55050053057. The reversal of 55050053053 is 35035005055.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 55050053053 - 217 = 55049921981 is a prime.
It is a super-3 number, since 3×550500530533 (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Harshad number since it is a multiple of its sum of digits (31), and also a Moran number because the ratio is a prime number: 1775808163 = 55050053053 / (5 + 5 + 0 + 5 + 0 + 0 + 5 + 3 + 0 + 5 + 3).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55050053057) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 887904051 + ... + 887904112.
It is an arithmetic number, because the mean of its divisors is an integer number (14206465312).
Almost surely, 255050053053 is an apocalyptic number.
It is an amenable number.
55050053053 is a deficient number, since it is larger than the sum of its proper divisors (1775808195).
55050053053 is a wasteful number, since it uses less digits than its factorization.
55050053053 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1775808194.
The product of its (nonzero) digits is 28125, while the sum is 31.
The spelling of 55050053053 in words is "fifty-five billion, fifty million, fifty-three thousand, fifty-three".
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