Base | Representation |
---|---|
bin | 1011101010100… |
… | …11001110110000 |
3 | 20211010201121011 |
4 | 11311103032300 |
5 | 200022432410 |
6 | 13413240304 |
7 | 2265532456 |
oct | 565231660 |
9 | 224121534 |
10 | 97858480 |
11 | 50269585 |
12 | 28933094 |
13 | 17373b35 |
14 | cdd49d6 |
15 | 88d018a |
hex | 5d533b0 |
97858480 has 20 divisors (see below), whose sum is σ = 227521152. Its totient is φ = 39143360.
The previous prime is 97858469. The next prime is 97858483. The reversal of 97858480 is 8485879.
It is a tau number, because it is divible by the number of its divisors (20).
It is a super-3 number, since 3×978584803 (a number of 25 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (97858483) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 611536 + ... + 611695.
Almost surely, 297858480 is an apocalyptic number.
It is an amenable number.
97858480 is an abundant number, since it is smaller than the sum of its proper divisors (129662672).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
97858480 is a wasteful number, since it uses less digits than its factorization.
97858480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1223244 (or 1223238 counting only the distinct ones).
The product of its (nonzero) digits is 645120, while the sum is 49.
The square root of 97858480 is about 9892.3445148256. The cubic root of 97858480 is about 460.8215940803.
The spelling of 97858480 in words is "ninety-seven million, eight hundred fifty-eight thousand, four hundred eighty".
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