Base | Representation |
---|---|
bin | 1101010101101… |
… | …1100000101011 |
3 | 10220021112002100 |
4 | 3111123200223 |
5 | 103310334410 |
6 | 5315104443 |
7 | 1246363440 |
oct | 325334053 |
9 | 126245070 |
10 | 55949355 |
11 | 29644640 |
12 | 168a2123 |
13 | b78c337 |
14 | 76059c7 |
15 | 4da28c0 |
hex | 355b82b |
55949355 has 96 divisors (see below), whose sum is σ = 123222528. Its totient is φ = 22809600.
The previous prime is 55949353. The next prime is 55949401. The reversal of 55949355 is 55394955.
55949355 is a `hidden beast` number, since 5 + 594 + 9 + 3 + 55 = 666.
It is not a de Polignac number, because 55949355 - 21 = 55949353 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 55949355.
It is not an unprimeable number, because it can be changed into a prime (55949353) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 232035 + ... + 232275.
It is an arithmetic number, because the mean of its divisors is an integer number (1283568).
Almost surely, 255949355 is an apocalyptic number.
55949355 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
55949355 is an abundant number, since it is smaller than the sum of its proper divisors (67273173).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55949355 is a wasteful number, since it uses less digits than its factorization.
55949355 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 337 (or 334 counting only the distinct ones).
The product of its digits is 607500, while the sum is 45.
The square root of 55949355 is about 7479.9301467327. The cubic root of 55949355 is about 382.4708679594.
The spelling of 55949355 in words is "fifty-five million, nine hundred forty-nine thousand, three hundred fifty-five".
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