Base | Representation |
---|---|
bin | 1100010100011… |
… | …0110010011000 |
3 | 10121020010010221 |
4 | 3011012302120 |
5 | 101211421133 |
6 | 5043245424 |
7 | 1165121614 |
oct | 305066230 |
9 | 117203127 |
10 | 51670168 |
11 | 27191620 |
12 | 15379874 |
13 | a921684 |
14 | 6c10344 |
15 | 4809a2d |
hex | 3146c98 |
51670168 has 32 divisors (see below), whose sum is σ = 108274320. Its totient is φ = 22912000.
The previous prime is 51670163. The next prime is 51670183. The reversal of 51670168 is 86107615.
It is a super-2 number, since 2×516701682 = 5339612522296448, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51670163) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3553 + ... + 10768.
Almost surely, 251670168 is an apocalyptic number.
It is an amenable number.
51670168 is an abundant number, since it is smaller than the sum of its proper divisors (56604152).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51670168 is a wasteful number, since it uses less digits than its factorization.
51670168 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14379 (or 14375 counting only the distinct ones).
The product of its (nonzero) digits is 10080, while the sum is 34.
The square root of 51670168 is about 7188.1964358245. The cubic root of 51670168 is about 372.4602735287.
The spelling of 51670168 in words is "fifty-one million, six hundred seventy thousand, one hundred sixty-eight".
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