Base | Representation |
---|---|
bin | 1101010110001… |
… | …1001110101010 |
3 | 10220100010110021 |
4 | 3111203032222 |
5 | 103312342340 |
6 | 5315511054 |
7 | 1246554553 |
oct | 325431652 |
9 | 126303407 |
10 | 55980970 |
11 | 29666371 |
12 | 168b848a |
13 | b7a0846 |
14 | 761332a |
15 | 4dabe4a |
hex | 35633aa |
55980970 has 32 divisors (see below), whose sum is σ = 103161600. Its totient is φ = 21865536.
The previous prime is 55980961. The next prime is 55980971. The reversal of 55980970 is 7908955.
It is not an unprimeable number, because it can be changed into a prime (55980971) 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, 140812 + ... + 141208.
It is an arithmetic number, because the mean of its divisors is an integer number (3223800).
Almost surely, 255980970 is an apocalyptic number.
55980970 is a deficient number, since it is larger than the sum of its proper divisors (47180630).
55980970 is a wasteful number, since it uses less digits than its factorization.
55980970 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 702.
The product of its (nonzero) digits is 113400, while the sum is 43.
The square root of 55980970 is about 7482.0431701508. The cubic root of 55980970 is about 382.5428946441.
The spelling of 55980970 in words is "fifty-five million, nine hundred eighty thousand, nine hundred seventy".
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