Base | Representation |
---|---|
bin | 10101011101010011… |
… | …011011110110111100 |
3 | 2012110201020001122110 |
4 | 111131103123312330 |
5 | 334141243244122 |
6 | 14330131414020 |
7 | 1443646400640 |
oct | 253523336674 |
9 | 65421201573 |
10 | 23040212412 |
11 | 9853665668 |
12 | 4570154310 |
13 | 22324cb5a9 |
14 | 1187d98c20 |
15 | 8ecb0490c |
hex | 55d4dbdbc |
23040212412 has 24 divisors (see below), whose sum is σ = 61440566656. Its totient is φ = 6582917808.
The previous prime is 23040212401. The next prime is 23040212423. The reversal of 23040212412 is 21421204032.
It is an interprime number because it is at equal distance from previous prime (23040212401) and next prime (23040212423).
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137144038 + ... + 137144205.
Almost surely, 223040212412 is an apocalyptic number.
It is an amenable number.
23040212412 is an abundant number, since it is smaller than the sum of its proper divisors (38400354244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23040212412 is a wasteful number, since it uses less digits than its factorization.
23040212412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 274288257 (or 274288255 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 21.
Adding to 23040212412 its reverse (21421204032), we get a palindrome (44461416444).
The spelling of 23040212412 in words is "twenty-three billion, forty million, two hundred twelve thousand, four hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •