Base | Representation |
---|---|
bin | 1101010100011… |
… | …1100011101110 |
3 | 10220010100222111 |
4 | 3111013203232 |
5 | 103300231010 |
6 | 5313234234 |
7 | 1245603250 |
oct | 325074356 |
9 | 126110874 |
10 | 55867630 |
11 | 295991a5 |
12 | 1686297a |
13 | b761090 |
14 | 75c3cd0 |
15 | 4d8858a |
hex | 35478ee |
55867630 has 96 divisors (see below), whose sum is σ = 129939264. Its totient is φ = 16837632.
The previous prime is 55867613. The next prime is 55867633. The reversal of 55867630 is 3676855.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55867633) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 765274 + ... + 765346.
It is an arithmetic number, because the mean of its divisors is an integer number (1353534).
Almost surely, 255867630 is an apocalyptic number.
55867630 is an abundant number, since it is smaller than the sum of its proper divisors (74071634).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55867630 is a wasteful number, since it uses less digits than its factorization.
55867630 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 158 (or 129 counting only the distinct ones).
The product of its (nonzero) digits is 151200, while the sum is 40.
The square root of 55867630 is about 7474.4651982600. The cubic root of 55867630 is about 382.2845526555.
The spelling of 55867630 in words is "fifty-five million, eight hundred sixty-seven thousand, six hundred thirty".
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