Base | Representation |
---|---|
bin | 101001111010100000… |
… | …1011001101000111001 |
3 | 22121022221221102020121 |
4 | 1103311001121220321 |
5 | 2433320043143001 |
6 | 105203341253241 |
7 | 6334351330000 |
oct | 1236501315071 |
9 | 277287842217 |
10 | 90010131001 |
11 | 3519a41071a |
12 | 15540264221 |
13 | 8645c5b65b |
14 | 44dc3b7c37 |
15 | 251c1cd6a1 |
hex | 14f5059a39 |
90010131001 has 20 divisors (see below), whose sum is σ = 106025334272. Its totient is φ = 76402286856.
The previous prime is 90010130983. The next prime is 90010131151. The reversal of 90010131001 is 10013101009.
It is a happy number.
It is a de Polignac number, because none of the positive numbers 2k-90010131001 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (90010131301) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 65320 + ... + 429286.
Almost surely, 290010131001 is an apocalyptic number.
It is an amenable number.
90010131001 is a deficient number, since it is larger than the sum of its proper divisors (16015203271).
90010131001 is an equidigital number, since it uses as much as digits as its factorization.
90010131001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 364098 (or 364077 counting only the distinct ones).
The product of its (nonzero) digits is 27, while the sum is 16.
The spelling of 90010131001 in words is "ninety billion, ten million, one hundred thirty-one thousand, one".
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