Base | Representation |
---|---|
bin | 110100100100011010101101… |
… | …100011001101011010001010 |
3 | 1010022121121012022000210011000 |
4 | 310210122231203031122022 |
5 | 220300444122303411020 |
6 | 2135420135041115430 |
7 | 66461502225031605 |
oct | 6444325543153212 |
9 | 1108547168023130 |
10 | 231201001232010 |
11 | 67738880885967 |
12 | 21b20377628b76 |
13 | 9c012125649b4 |
14 | 411428c48733c |
15 | 1bae1068ca090 |
hex | d246ad8cd68a |
231201001232010 has 128 divisors (see below), whose sum is σ = 644212486656000. Its totient is φ = 58893206746176.
The previous prime is 231201001232009. The next prime is 231201001232167. The reversal of 231201001232010 is 10232100102132.
231201001232010 is a `hidden beast` number, since 2 + 312 + 0 + 10 + 0 + 12 + 320 + 10 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 20600550 + ... + 29778929.
It is an arithmetic number, because the mean of its divisors is an integer number (5032910052000).
Almost surely, 2231201001232010 is an apocalyptic number.
231201001232010 is an abundant number, since it is smaller than the sum of its proper divisors (413011485423990).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231201001232010 is a wasteful number, since it uses less digits than its factorization.
231201001232010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 50380257 (or 50380251 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
Adding to 231201001232010 its reverse (10232100102132), we get a palindrome (241433101334142).
The spelling of 231201001232010 in words is "two hundred thirty-one trillion, two hundred one billion, one million, two hundred thirty-two thousand, ten".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •