Base | Representation |
---|---|
bin | 101010101001001011… |
… | …0101101111001110100 |
3 | 22202101002101210212000 |
4 | 1111102112231321310 |
5 | 3000021424000431 |
6 | 110022555255300 |
7 | 6421224105036 |
oct | 1252226557164 |
9 | 282332353760 |
10 | 91576000116 |
11 | 359232a0327 |
12 | 158b874a530 |
13 | 88354a4123 |
14 | 460a345c56 |
15 | 25ae8d99e6 |
hex | 15525ade74 |
91576000116 has 96 divisors (see below), whose sum is σ = 239740892160. Its totient is φ = 30227839200.
The previous prime is 91576000111. The next prime is 91576000133. The reversal of 91576000116 is 61100067519.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (91576000111) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6883431 + ... + 6896721.
It is an arithmetic number, because the mean of its divisors is an integer number (2497300960).
Almost surely, 291576000116 is an apocalyptic number.
91576000116 is the 191391-st heptagonal number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 91576000116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (119870446080).
91576000116 is an abundant number, since it is smaller than the sum of its proper divisors (148164892044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
91576000116 is a wasteful number, since it uses less digits than its factorization.
91576000116 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13922 (or 13914 counting only the distinct ones).
The product of its (nonzero) digits is 11340, while the sum is 36.
The spelling of 91576000116 in words is "ninety-one billion, five hundred seventy-six million, one hundred sixteen", and thus it is an aban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •