Base | Representation |
---|---|
bin | 10100100000101100101101… |
… | …101111111111111111111111 |
3 | 102211101210112020012012111222 |
4 | 110200230231233333333333 |
5 | 43310431403203104034 |
6 | 515504544535503555 |
7 | 25000211324532506 |
oct | 2440545557777777 |
9 | 384353466165458 |
10 | 90207965675519 |
11 | 26819a8a9a826a |
12 | a14aaa9227bbb |
13 | 3b447616c2573 |
14 | 183c135a9583d |
15 | a667b22bb12e |
hex | 520b2dbfffff |
90207965675519 has 8 divisors (see below), whose sum is σ = 94131253063680. Its totient is φ = 86284778447736.
The previous prime is 90207965675461. The next prime is 90207965675521. The reversal of 90207965675519 is 91557656970209.
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 90207965675519 - 232 = 90203670708223 is a prime.
It is a super-2 number, since 2×902079656755192 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (90207968675519) 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, 23196767 + ... + 26804960.
It is an arithmetic number, because the mean of its divisors is an integer number (11766406632960).
Almost surely, 290207965675519 is an apocalyptic number.
90207965675519 is a deficient number, since it is larger than the sum of its proper divisors (3923287388161).
90207965675519 is a wasteful number, since it uses less digits than its factorization.
90207965675519 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 50080189.
The product of its (nonzero) digits is 321489000, while the sum is 71.
The spelling of 90207965675519 in words is "ninety trillion, two hundred seven billion, nine hundred sixty-five million, six hundred seventy-five thousand, five hundred nineteen".
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