Base | Representation |
---|---|
bin | 101010001000111001… |
… | …1110011111100011011 |
3 | 22122120121202012010102 |
4 | 1110101303303330123 |
5 | 2440312213423440 |
6 | 105323313210015 |
7 | 6352334504123 |
oct | 1242163637433 |
9 | 278517665112 |
10 | 90493107995 |
11 | 35418000464 |
12 | 15655b6090b |
13 | 86c2033364 |
14 | 45465bbc83 |
15 | 25497d2b15 |
hex | 1511cf3f1b |
90493107995 has 8 divisors (see below), whose sum is σ = 109384370784. Its totient is φ = 71866058944.
The previous prime is 90493107961. The next prime is 90493108037. The reversal of 90493107995 is 59970139409.
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 90493107995 - 228 = 90224672539 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 90493107995.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66052679 + ... + 66054048.
It is an arithmetic number, because the mean of its divisors is an integer number (13673046348).
Almost surely, 290493107995 is an apocalyptic number.
90493107995 is a deficient number, since it is larger than the sum of its proper divisors (18891262789).
90493107995 is a wasteful number, since it uses less digits than its factorization.
90493107995 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 132106869.
The product of its (nonzero) digits is 2755620, while the sum is 56.
The spelling of 90493107995 in words is "ninety billion, four hundred ninety-three million, one hundred seven thousand, nine hundred ninety-five".
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