Base | Representation |
---|---|
bin | 10011000011101011… |
… | …111000101001000100 |
3 | 1221211002121120111211 |
4 | 103003223320221010 |
5 | 313402002234000 |
6 | 13222303341204 |
7 | 1323043016335 |
oct | 230353705104 |
9 | 57732546454 |
10 | 20462930500 |
11 | 8750877611 |
12 | 3b70bb1804 |
13 | 1c11580ccc |
14 | dc198c28c |
15 | 7eb7107ba |
hex | 4c3af8a44 |
20462930500 has 96 divisors (see below), whose sum is σ = 45770070528. Its totient is φ = 7988544000.
The previous prime is 20462930483. The next prime is 20462930503. The reversal of 20462930500 is 503926402.
It is not an unprimeable number, because it can be changed into a prime (20462930503) 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, 10174495 + ... + 10176505.
It is an arithmetic number, because the mean of its divisors is an integer number (476771568).
Almost surely, 220462930500 is an apocalyptic number.
20462930500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20462930500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22885035264).
20462930500 is an abundant number, since it is smaller than the sum of its proper divisors (25307140028).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20462930500 is a wasteful number, since it uses less digits than its factorization.
20462930500 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2510 (or 2498 counting only the distinct ones).
The product of its (nonzero) digits is 12960, while the sum is 31.
The spelling of 20462930500 in words is "twenty billion, four hundred sixty-two million, nine hundred thirty thousand, five hundred".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •