Base | Representation |
---|---|
bin | 1011101011001… |
… | …01110010010111 |
3 | 20211021120212020 |
4 | 11311211302113 |
5 | 200032400422 |
6 | 13415024223 |
7 | 2266300200 |
oct | 565456227 |
9 | 224246766 |
10 | 97934487 |
11 | 503106a2 |
12 | 2896b073 |
13 | 1739c601 |
14 | d0145a7 |
15 | 88e795c |
hex | 5d65c97 |
97934487 has 24 divisors (see below), whose sum is σ = 156805632. Its totient is φ = 54154800.
The previous prime is 97934477. The next prime is 97934491. The reversal of 97934487 is 78443979.
It is a happy number.
It is not a de Polignac number, because 97934487 - 24 = 97934471 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (97934477) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6189 + ... + 15302.
It is an arithmetic number, because the mean of its divisors is an integer number (6533568).
Almost surely, 297934487 is an apocalyptic number.
97934487 is a deficient number, since it is larger than the sum of its proper divisors (58871145).
97934487 is a wasteful number, since it uses less digits than its factorization.
97934487 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21539 (or 21532 counting only the distinct ones).
The product of its digits is 1524096, while the sum is 51.
The square root of 97934487 is about 9896.1854772432. The cubic root of 97934487 is about 460.9408704157.
The spelling of 97934487 in words is "ninety-seven million, nine hundred thirty-four thousand, four hundred eighty-seven".
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