Base | Representation |
---|---|
bin | 101001111001010111… |
… | …0001101110100001011 |
3 | 22121020021100011111110 |
4 | 1103302232031310023 |
5 | 2433230204004103 |
6 | 105155442301403 |
7 | 6333402351243 |
oct | 1236256156413 |
9 | 277207304443 |
10 | 89971547403 |
11 | 3517a658251 |
12 | 1552b357863 |
13 | 863ac6c71a |
14 | 44d7212b23 |
15 | 2518b0b403 |
hex | 14f2b8dd0b |
89971547403 has 16 divisors (see below), whose sum is σ = 121673028096. Its totient is φ = 59125846080.
The previous prime is 89971547389. The next prime is 89971547431. The reversal of 89971547403 is 30474517998.
It is a happy number.
It is not a de Polignac number, because 89971547403 - 29 = 89971546891 is a prime.
It is not an unprimeable number, because it can be changed into a prime (89971547503) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1290250 + ... + 1358192.
It is an arithmetic number, because the mean of its divisors is an integer number (7604564256).
Almost surely, 289971547403 is an apocalyptic number.
89971547403 is a deficient number, since it is larger than the sum of its proper divisors (31701480693).
89971547403 is a wasteful number, since it uses less digits than its factorization.
89971547403 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 74234.
The product of its (nonzero) digits is 7620480, while the sum is 57.
The spelling of 89971547403 in words is "eighty-nine billion, nine hundred seventy-one million, five hundred forty-seven thousand, four hundred three".
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