Base | Representation |
---|---|
bin | 1110001100001000100000… |
… | …10100000111011001111000 |
3 | 11002110222221102200100220120 |
4 | 13012010100110013121320 |
5 | 13042213134021122404 |
6 | 150210320213053240 |
7 | 6400233442202031 |
oct | 706042024073170 |
9 | 132428842610816 |
10 | 31203211114104 |
11 | 9a40231231757 |
12 | 35bb484327220 |
13 | 14545b1087473 |
14 | 79c35a153a88 |
15 | 391a0185a9d9 |
hex | 1c6110507678 |
31203211114104 has 64 divisors (see below), whose sum is σ = 82716268227840. Its totient is φ = 9775075837440.
The previous prime is 31203211114069. The next prime is 31203211114109. The reversal of 31203211114104 is 40141111230213.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31203211114109) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55057044 + ... + 55620899.
It is an arithmetic number, because the mean of its divisors is an integer number (1292441691060).
Almost surely, 231203211114104 is an apocalyptic number.
31203211114104 is a gapful number since it is divisible by the number (34) formed by its first and last digit.
It is an amenable number.
31203211114104 is an abundant number, since it is smaller than the sum of its proper divisors (51513057113736).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31203211114104 is a wasteful number, since it uses less digits than its factorization.
31203211114104 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 110678660 (or 110678656 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 24.
Adding to 31203211114104 its reverse (40141111230213), we get a palindrome (71344322344317).
The spelling of 31203211114104 in words is "thirty-one trillion, two hundred three billion, two hundred eleven million, one hundred fourteen thousand, one hundred four".
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