Base | Representation |
---|---|
bin | 100011101000… |
… | …0011001000100 |
3 | 1022011000021022 |
4 | 1013100121010 |
5 | 14240214424 |
6 | 1504210312 |
7 | 314525534 |
oct | 107203104 |
9 | 38130238 |
10 | 18679364 |
11 | a5a90a0 |
12 | 6309998 |
13 | 3b402a2 |
14 | 26a34c4 |
15 | 198e95e |
hex | 11d0644 |
18679364 has 24 divisors (see below), whose sum is σ = 36892800. Its totient is φ = 8197280.
The previous prime is 18679363. The next prime is 18679411. The reversal of 18679364 is 46397681.
It is a Harshad number since it is a multiple of its sum of digits (44).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (18679363) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6044 + ... + 8595.
It is an arithmetic number, because the mean of its divisors is an integer number (1537200).
Almost surely, 218679364 is an apocalyptic number.
It is an amenable number.
18679364 is a deficient number, since it is larger than the sum of its proper divisors (18213436).
18679364 is a wasteful number, since it uses less digits than its factorization.
18679364 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14683 (or 14681 counting only the distinct ones).
The product of its digits is 217728, while the sum is 44.
The square root of 18679364 is about 4321.9629799433. The cubic root of 18679364 is about 265.3306138175.
The spelling of 18679364 in words is "eighteen million, six hundred seventy-nine thousand, three hundred sixty-four".
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