Base | Representation |
---|---|
bin | 101101100010110111… |
… | …1001010001101010011 |
3 | 100100110022122221020012 |
4 | 1123011233022031103 |
5 | 3100302012122033 |
6 | 112533134105135 |
7 | 10031512461113 |
oct | 1330557121523 |
9 | 310408587205 |
10 | 97806754643 |
11 | 385303aa434 |
12 | 16b5734b1ab |
13 | 92b9304720 |
14 | 4a3ba61043 |
15 | 2826904248 |
hex | 16c5bca353 |
97806754643 has 8 divisors (see below), whose sum is σ = 105373963968. Its totient is φ = 90245775744.
The previous prime is 97806754601. The next prime is 97806754657. The reversal of 97806754643 is 34645760879.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 97806754643 - 26 = 97806754579 is a prime.
It is a super-2 number, since 2×978067546432 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (97806754343) 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, 1524971 + ... + 1587812.
It is an arithmetic number, because the mean of its divisors is an integer number (13171745496).
Almost surely, 297806754643 is an apocalyptic number.
97806754643 is a deficient number, since it is larger than the sum of its proper divisors (7567209325).
97806754643 is a wasteful number, since it uses less digits than its factorization.
97806754643 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3115213.
The product of its (nonzero) digits is 30481920, while the sum is 59.
The spelling of 97806754643 in words is "ninety-seven billion, eight hundred six million, seven hundred fifty-four thousand, six hundred forty-three".
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