Base | Representation |
---|---|
bin | 11101110101011000101110… |
… | …101100011110010011101010 |
3 | 122012120202012021101100020222 |
4 | 131311120232230132103222 |
5 | 114144234221240200320 |
6 | 1143021550523250042 |
7 | 36431520346251560 |
oct | 3565305654362352 |
9 | 565522167340228 |
10 | 131212034303210 |
11 | 38898790745453 |
12 | 12871930979922 |
13 | 582a31b155263 |
14 | 24589a6ab3a30 |
15 | 10281d5a2d825 |
hex | 77562eb1e4ea |
131212034303210 has 32 divisors (see below), whose sum is σ = 270218191145472. Its totient is φ = 44937601188480.
The previous prime is 131212034303201. The next prime is 131212034303213. The reversal of 131212034303210 is 12303430212131.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 131212034303210.
It is not an unprimeable number, because it can be changed into a prime (131212034303213) 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, 1028727467 + ... + 1028855006.
It is an arithmetic number, because the mean of its divisors is an integer number (8444318473296).
Almost surely, 2131212034303210 is an apocalyptic number.
131212034303210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
131212034303210 is an abundant number, since it is smaller than the sum of its proper divisors (139006156842262).
131212034303210 is a wasteful number, since it uses less digits than its factorization.
131212034303210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2057583398.
The product of its (nonzero) digits is 2592, while the sum is 26.
Adding to 131212034303210 its reverse (12303430212131), we get a palindrome (143515464515341).
The spelling of 131212034303210 in words is "one hundred thirty-one trillion, two hundred twelve billion, thirty-four million, three hundred three thousand, two hundred ten".
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