Base | Representation |
---|---|
bin | 101010001000001011… |
… | …1011100110000000111 |
3 | 22122111221012002011122 |
4 | 1110100113130300013 |
5 | 2440240014131001 |
6 | 105321050224155 |
7 | 6351621632363 |
oct | 1242027346007 |
9 | 278457162148 |
10 | 90468895751 |
11 | 35405373443 |
12 | 15649a2505b |
13 | 86ba0068a0 |
14 | 45432b82a3 |
15 | 25475edb1b |
hex | 15105dcc07 |
90468895751 has 16 divisors (see below), whose sum is σ = 102596874240. Its totient is φ = 79082840160.
The previous prime is 90468895723. The next prime is 90468895771. The reversal of 90468895751 is 15759886409.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-90468895751 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (90468895771) 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, 556106 + ... + 700136.
It is an arithmetic number, because the mean of its divisors is an integer number (6412304640).
Almost surely, 290468895751 is an apocalyptic number.
90468895751 is a deficient number, since it is larger than the sum of its proper divisors (12127978489).
90468895751 is a wasteful number, since it uses less digits than its factorization.
90468895751 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 146606.
The product of its (nonzero) digits is 21772800, while the sum is 62.
The spelling of 90468895751 in words is "ninety billion, four hundred sixty-eight million, eight hundred ninety-five thousand, seven hundred fifty-one".
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