Base | Representation |
---|---|
bin | 10110100110111001… |
… | …00000101101000000 |
3 | 1011022212122212022000 |
4 | 23103130200231000 |
5 | 144324133314102 |
6 | 5324214344000 |
7 | 606530131122 |
oct | 132334405500 |
9 | 34285585260 |
10 | 12137401152 |
11 | 5169279148 |
12 | 242895b000 |
13 | 11b5771c96 |
14 | 831d87212 |
15 | 4b086201c |
hex | 2d3720b40 |
12137401152 has 112 divisors (see below), whose sum is σ = 36184636800. Its totient is φ = 3988776960.
The previous prime is 12137401123. The next prime is 12137401163. The reversal of 12137401152 is 25110473121.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73224 + ... + 172152.
Almost surely, 212137401152 is an apocalyptic number.
12137401152 is a gapful number since it is divisible by the number (12) 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 12137401152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18092318400).
12137401152 is an abundant number, since it is smaller than the sum of its proper divisors (24047235648).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12137401152 is an equidigital number, since it uses as much as digits as its factorization.
12137401152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 99021 (or 99005 counting only the distinct ones).
The product of its (nonzero) digits is 1680, while the sum is 27.
Adding to 12137401152 its reverse (25110473121), we get a palindrome (37247874273).
The spelling of 12137401152 in words is "twelve billion, one hundred thirty-seven million, four hundred one thousand, one hundred fifty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •