Base | Representation |
---|---|
bin | 1110000111000110010001… |
… | …11000100010110100110010 |
3 | 11001212110101222010000220102 |
4 | 13003203020320202310302 |
5 | 13031344334241342320 |
6 | 145555030012512402 |
7 | 6351600426121340 |
oct | 703431070426462 |
9 | 131773358100812 |
10 | 31030214012210 |
11 | 9983926943576 |
12 | 3591a43a7b702 |
13 | 14411a122200a |
14 | 793c2842a990 |
15 | 38c278d40175 |
hex | 1c38c8e22d32 |
31030214012210 has 32 divisors (see below), whose sum is σ = 63834621333120. Its totient is φ = 10638757481472.
The previous prime is 31030214012179. The next prime is 31030214012299. The reversal of 31030214012210 is 1221041203013.
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, 767261 + ... + 7915119.
It is an arithmetic number, because the mean of its divisors is an integer number (1994831916660).
Almost surely, 231030214012210 is an apocalyptic number.
31030214012210 is an abundant number, since it is smaller than the sum of its proper divisors (32804407320910).
31030214012210 is a wasteful number, since it uses less digits than its factorization.
31030214012210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7209890.
The product of its (nonzero) digits is 288, while the sum is 20.
Adding to 31030214012210 its reverse (1221041203013), we get a palindrome (32251255215223).
The spelling of 31030214012210 in words is "thirty-one trillion, thirty billion, two hundred fourteen million, twelve thousand, two hundred ten".
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