Base | Representation |
---|---|
bin | 10100100011110111001001… |
… | …111011010100101111000011 |
3 | 102212011120121000112010021112 |
4 | 110203313021323110233003 |
5 | 43323012041032121111 |
6 | 520152454114513535 |
7 | 25022005036135223 |
oct | 2443671173245703 |
9 | 385146530463245 |
10 | 90425334254531 |
11 | 268a31948919a1 |
12 | a1850515958ab |
13 | 3b5c0c3194713 |
14 | 184887679c083 |
15 | a6c285470e8b |
hex | 523dc9ed4bc3 |
90425334254531 has 2 divisors, whose sum is σ = 90425334254532. Its totient is φ = 90425334254530.
The previous prime is 90425334254501. The next prime is 90425334254537. The reversal of 90425334254531 is 13545243352409.
It is a strong prime.
It is an emirp because it is prime and its reverse (13545243352409) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 90425334254531 - 26 = 90425334254467 is a prime.
It is a super-2 number, since 2×904253342545312 (a number of 29 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 90425334254531.
It is not a weakly prime, because it can be changed into another prime (90425334254537) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45212667127265 + 45212667127266.
It is an arithmetic number, because the mean of its divisors is an integer number (45212667127266).
Almost surely, 290425334254531 is an apocalyptic number.
90425334254531 is a deficient number, since it is larger than the sum of its proper divisors (1).
90425334254531 is an equidigital number, since it uses as much as digits as its factorization.
90425334254531 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 7776000, while the sum is 50.
The spelling of 90425334254531 in words is "ninety trillion, four hundred twenty-five billion, three hundred thirty-four million, two hundred fifty-four thousand, five hundred thirty-one".
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