Base | Representation |
---|---|
bin | 100010101100100000… |
… | …0111010110101001100 |
3 | 21010022120200022110201 |
4 | 1011121000322311030 |
5 | 2210043002412403 |
6 | 54121201543244 |
7 | 5245242223360 |
oct | 1053100726514 |
9 | 233276608421 |
10 | 74507857228 |
11 | 29664819a12 |
12 | 12534644b24 |
13 | 70453425ac |
14 | 386b5a92a0 |
15 | 1e1125221d |
hex | 115903ad4c |
74507857228 has 12 divisors (see below), whose sum is σ = 149015714512. Its totient is φ = 31931938800.
The previous prime is 74507857213. The next prime is 74507857243. The reversal of 74507857228 is 82275870547.
It is an interprime number because it is at equal distance from previous prime (74507857213) and next prime (74507857243).
74507857228 is an admirable number.
It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1330497423 + ... + 1330497478.
Almost surely, 274507857228 is an apocalyptic number.
It is an amenable number.
74507857228 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74507857228 is a wasteful number, since it uses less digits than its factorization.
74507857228 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2660994912 (or 2660994910 counting only the distinct ones).
The product of its (nonzero) digits is 8780800, while the sum is 55.
The spelling of 74507857228 in words is "seventy-four billion, five hundred seven million, eight hundred fifty-seven thousand, two hundred twenty-eight".
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