Base | Representation |
---|---|
bin | 110011010101100001… |
… | …101111111000101111 |
3 | 12021021112202210201110 |
4 | 303111201233320233 |
5 | 1400342213021310 |
6 | 41153411443103 |
7 | 3660655165413 |
oct | 632541577057 |
9 | 167245683643 |
10 | 55122001455 |
11 | 21416a29604 |
12 | a8242b6493 |
13 | 5275c76511 |
14 | 294caacd43 |
15 | 1679399d20 |
hex | cd586fe2f |
55122001455 has 16 divisors (see below), whose sum is σ = 88723321344. Its totient is φ = 29222361120.
The previous prime is 55122001421. The next prime is 55122001463. The reversal of 55122001455 is 55410022155.
It is not a de Polignac number, because 55122001455 - 211 = 55121999407 is a prime.
It is a congruent number.
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, 10999891 + ... + 11004900.
It is an arithmetic number, because the mean of its divisors is an integer number (5545207584).
Almost surely, 255122001455 is an apocalyptic number.
55122001455 is a deficient number, since it is larger than the sum of its proper divisors (33601319889).
55122001455 is a wasteful number, since it uses less digits than its factorization.
55122001455 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22004966.
The product of its (nonzero) digits is 10000, while the sum is 30.
The spelling of 55122001455 in words is "fifty-five billion, one hundred twenty-two million, one thousand, four hundred fifty-five".
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