Base | Representation |
---|---|
bin | 101010000000000000… |
… | …011011101010100000 |
3 | 11022101220110200022022 |
4 | 222000000123222200 |
5 | 1214324400114140 |
6 | 32414543001012 |
7 | 3154360320023 |
oct | 520000335240 |
9 | 138356420268 |
10 | 45097269920 |
11 | 1814226240a |
12 | 88a6b99168 |
13 | 433910a101 |
14 | 227b54d1ba |
15 | 128e2540b5 |
hex | a8001baa0 |
45097269920 has 48 divisors (see below), whose sum is σ = 106596671328. Its totient is φ = 18029702400.
The previous prime is 45097269901. The next prime is 45097269929. The reversal of 45097269920 is 2996279054.
It is not an unprimeable number, because it can be changed into a prime (45097269929) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 246995 + ... + 388845.
It is an arithmetic number, because the mean of its divisors is an integer number (2220763986).
Almost surely, 245097269920 is an apocalyptic number.
45097269920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
45097269920 is an abundant number, since it is smaller than the sum of its proper divisors (61499401408).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
45097269920 is a wasteful number, since it uses less digits than its factorization.
45097269920 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 143853 (or 143845 counting only the distinct ones).
The product of its (nonzero) digits is 2449440, while the sum is 53.
The spelling of 45097269920 in words is "forty-five billion, ninety-seven million, two hundred sixty-nine thousand, nine hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •