Base | Representation |
---|---|
bin | 100101101001010010111100… |
… | …1011100110000101000110110 |
3 | 1121102102211022212120001000020 |
4 | 1023102211321130300220312 |
5 | 321400223024041431402 |
6 | 3132131312554430010 |
7 | 126514302055562100 |
oct | 11322457134605066 |
9 | 1542384285501006 |
10 | 331131131202102 |
11 | 96565a18aa1470 |
12 | 3117b521a32306 |
13 | 1129c6bb16b27a |
14 | 5baab91a36570 |
15 | 28437321ad8bc |
hex | 12d2979730a36 |
331131131202102 has 192 divisors, whose sum is σ = 887899858928640. Its totient is φ = 81275431641600.
The previous prime is 331131131202043. The next prime is 331131131202103. The reversal of 331131131202102 is 201202131131133.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (331131131202103) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 33152799 + ... + 41968682.
It is an arithmetic number, because the mean of its divisors is an integer number (4624478431920).
Almost surely, 2331131131202102 is an apocalyptic number.
331131131202102 is an abundant number, since it is smaller than the sum of its proper divisors (556768727726538).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
331131131202102 is a wasteful number, since it uses less digits than its factorization.
331131131202102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 75121587 (or 75121580 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 24.
Adding to 331131131202102 its reverse (201202131131133), we get a palindrome (532333262333235).
The spelling of 331131131202102 in words is "three hundred thirty-one trillion, one hundred thirty-one billion, one hundred thirty-one million, two hundred two thousand, one hundred two".
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