Base | Representation |
---|---|
bin | 1011000110101110111101… |
… | …0011110110011001011000 |
3 | 1121020021221122020100100002 |
4 | 2301223233103312121120 |
5 | 3100023204333412100 |
6 | 41545201230232132 |
7 | 2400110625434354 |
oct | 261535723663130 |
9 | 47207848210302 |
10 | 12210312013400 |
11 | 398840089a326 |
12 | 1452534955648 |
13 | 6a7573242127 |
14 | 302da7442464 |
15 | 1629418362d5 |
hex | b1aef4f6658 |
12210312013400 has 48 divisors (see below), whose sum is σ = 28854368499840. Its totient is φ = 4804057180800.
The previous prime is 12210312013379. The next prime is 12210312013423. The reversal of 12210312013400 is 431021301221.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 500410424 + ... + 500434823.
It is an arithmetic number, because the mean of its divisors is an integer number (601132677080).
Almost surely, 212210312013400 is an apocalyptic number.
12210312013400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12210312013400 is an abundant number, since it is smaller than the sum of its proper divisors (16644056486440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12210312013400 is a wasteful number, since it uses less digits than its factorization.
12210312013400 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1000845324 (or 1000845315 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 20.
Adding to 12210312013400 its reverse (431021301221), we get a palindrome (12641333314621).
The spelling of 12210312013400 in words is "twelve trillion, two hundred ten billion, three hundred twelve million, thirteen thousand, four hundred".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.037 sec. • engine limits •