Base | Representation |
---|---|
bin | 11101110010100111000110… |
… | …001011101101011110011110 |
3 | 122011220111212211111211221120 |
4 | 131302213012023231132132 |
5 | 114133123111343314402 |
6 | 1142354204431111410 |
7 | 36411656004211662 |
oct | 3562470613553636 |
9 | 564814784454846 |
10 | 131021302323102 |
11 | 38824905496824 |
12 | 12840981072566 |
13 | 5815342c97b29 |
14 | 244d6718548a2 |
15 | 10232710793bc |
hex | 7729c62ed79e |
131021302323102 has 64 divisors (see below), whose sum is σ = 273785098346496. Its totient is φ = 41721567909120.
The previous prime is 131021302323097. The next prime is 131021302323181. The reversal of 131021302323102 is 201323203120131.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 377332227 + ... + 377679297.
It is an arithmetic number, because the mean of its divisors is an integer number (4277892161664).
Almost surely, 2131021302323102 is an apocalyptic number.
131021302323102 is an abundant number, since it is smaller than the sum of its proper divisors (142763796023394).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131021302323102 is a wasteful number, since it uses less digits than its factorization.
131021302323102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 350585.
The product of its (nonzero) digits is 1296, while the sum is 24.
Adding to 131021302323102 its reverse (201323203120131), we get a palindrome (332344505443233).
The spelling of 131021302323102 in words is "one hundred thirty-one trillion, twenty-one billion, three hundred two million, three hundred twenty-three thousand, one hundred two".
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