Base | Representation |
---|---|
bin | 110011100100010110… |
… | …111001011000001011 |
3 | 12021220212221211201110 |
4 | 303210112321120023 |
5 | 1401344412034422 |
6 | 41234220421403 |
7 | 4000066106325 |
oct | 634426713013 |
9 | 167825854643 |
10 | 55370814987 |
11 | 21534421924 |
12 | a8936a7863 |
13 | 52b5691b67 |
14 | 2973b5a615 |
15 | 169114760c |
hex | ce45b960b |
55370814987 has 16 divisors (see below), whose sum is σ = 74415052800. Its totient is φ = 36620407200.
The previous prime is 55370814977. The next prime is 55370815001. The reversal of 55370814987 is 78941807355.
It is a happy number.
55370814987 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 55370814987 - 215 = 55370782219 is a prime.
It is not an unprimeable number, because it can be changed into a prime (55370814977) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1311889 + ... + 1353437.
It is an arithmetic number, because the mean of its divisors is an integer number (4650940800).
Almost surely, 255370814987 is an apocalyptic number.
55370814987 is a deficient number, since it is larger than the sum of its proper divisors (19044237813).
55370814987 is a wasteful number, since it uses less digits than its factorization.
55370814987 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45074.
The product of its (nonzero) digits is 8467200, while the sum is 57.
The spelling of 55370814987 in words is "fifty-five billion, three hundred seventy million, eight hundred fourteen thousand, nine hundred eighty-seven".
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