Base | Representation |
---|---|
bin | 101010000001001111… |
… | …000101001001011110 |
3 | 11022110100021010201110 |
4 | 222001033011021132 |
5 | 1214400134341240 |
6 | 32421000522450 |
7 | 3155030466234 |
oct | 520117051136 |
9 | 138410233643 |
10 | 45117887070 |
11 | 18152964383 |
12 | 88b1a80426 |
13 | 43404783c9 |
14 | 2280198954 |
15 | 1290e77c80 |
hex | a813c525e |
45117887070 has 32 divisors (see below), whose sum is σ = 110923979040. Its totient is φ = 11737986560.
The previous prime is 45117886993. The next prime is 45117887071. The reversal of 45117887070 is 7078871154.
It is a super-2 number, since 2×451178870702 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (45117887071) 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, 18339375 + ... + 18341834.
It is an arithmetic number, because the mean of its divisors is an integer number (3466374345).
Almost surely, 245117887070 is an apocalyptic number.
45117887070 is an abundant number, since it is smaller than the sum of its proper divisors (65806091970).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
45117887070 is a wasteful number, since it uses less digits than its factorization.
45117887070 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36681260.
The product of its (nonzero) digits is 439040, while the sum is 48.
The spelling of 45117887070 in words is "forty-five billion, one hundred seventeen million, eight hundred eighty-seven thousand, seventy".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •