Base | Representation |
---|---|
bin | 10100101110000111011011… |
… | …111101000000101011011101 |
3 | 102221122221111011202012221022 |
4 | 110232013123331000223131 |
5 | 43421033230344314401 |
6 | 521452314350013525 |
7 | 25123632430321202 |
oct | 2456073375005335 |
9 | 387587434665838 |
10 | 91130011323101 |
11 | 27045025701413 |
12 | a2797344a72a5 |
13 | 3bb06a55c394a |
14 | 1870a04d01ca9 |
15 | a80779e4171b |
hex | 52e1dbf40add |
91130011323101 has 4 divisors (see below), whose sum is σ = 91741622137500. Its totient is φ = 90518400508704.
The previous prime is 91130011323067. The next prime is 91130011323107. The reversal of 91130011323101 is 10132311003119.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 59480959512100 + 31649051811001 = 7712390^2 + 5625749^2 .
It is a cyclic number.
It is not a de Polignac number, because 91130011323101 - 214 = 91130011306717 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 (91130011323107) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 305805406976 + ... + 305805407273.
It is an arithmetic number, because the mean of its divisors is an integer number (22935405534375).
Almost surely, 291130011323101 is an apocalyptic number.
It is an amenable number.
91130011323101 is a deficient number, since it is larger than the sum of its proper divisors (611610814399).
91130011323101 is a wasteful number, since it uses less digits than its factorization.
91130011323101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 611610814398.
The product of its (nonzero) digits is 486, while the sum is 26.
The spelling of 91130011323101 in words is "ninety-one trillion, one hundred thirty billion, eleven million, three hundred twenty-three thousand, one hundred one".
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