Base | Representation |
---|---|
bin | 101001111100011011… |
… | …0111001100111010000 |
3 | 22121111110001001102022 |
4 | 1103320312321213100 |
5 | 2433433032042443 |
6 | 105214000511012 |
7 | 6336062336354 |
oct | 1237066714720 |
9 | 277443031368 |
10 | 90074487248 |
11 | 352227774a9 |
12 | 1555991b468 |
13 | 86563a2385 |
14 | 4506b6b464 |
15 | 2522b91e68 |
hex | 14f8db99d0 |
90074487248 has 20 divisors (see below), whose sum is σ = 175528106628. Its totient is φ = 44776911360.
The previous prime is 90074487211. The next prime is 90074487323. The reversal of 90074487248 is 84278447009.
It can be written as a sum of positive squares in 2 ways, for example, as 54937734544 + 35136752704 = 234388^2 + 187448^2 .
It is a super-2 number, since 2×900744872482 (a number of 23 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 90074487248.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16267913 + ... + 16273448.
Almost surely, 290074487248 is an apocalyptic number.
It is an amenable number.
90074487248 is a deficient number, since it is larger than the sum of its proper divisors (85453619380).
90074487248 is a wasteful number, since it uses less digits than its factorization.
90074487248 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32541542 (or 32541536 counting only the distinct ones).
The product of its (nonzero) digits is 3612672, while the sum is 53.
The spelling of 90074487248 in words is "ninety billion, seventy-four million, four hundred eighty-seven thousand, two hundred forty-eight".
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