Base | Representation |
---|---|
bin | 11101110010100110010010… |
… | …111110000011001111101010 |
3 | 122011220102122221202000020112 |
4 | 131302212102332003033222 |
5 | 114133114331413313414 |
6 | 1142353543255054322 |
7 | 36411625502033465 |
oct | 3562462276031752 |
9 | 564812587660215 |
10 | 131020443104234 |
11 | 38824504488992 |
12 | 128407813713a2 |
13 | 5815236c7c6b8 |
14 | 244d5cd6b22dc |
15 | 1023220905d3e |
hex | 772992f833ea |
131020443104234 has 16 divisors (see below), whose sum is σ = 196992679276800. Its totient is φ = 65356238401584.
The previous prime is 131020443104209. The next prime is 131020443104263. The reversal of 131020443104234 is 432401344020131.
It is a super-2 number, since 2×1310204431042342 (a number of 29 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 131020443104234.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6655007 + ... + 17502285.
It is an arithmetic number, because the mean of its divisors is an integer number (12312042454800).
Almost surely, 2131020443104234 is an apocalyptic number.
131020443104234 is a deficient number, since it is larger than the sum of its proper divisors (65972236172566).
131020443104234 is a wasteful number, since it uses less digits than its factorization.
131020443104234 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10861477.
The product of its (nonzero) digits is 27648, while the sum is 32.
Adding to 131020443104234 its reverse (432401344020131), we get a palindrome (563421787124365).
The spelling of 131020443104234 in words is "one hundred thirty-one trillion, twenty billion, four hundred forty-three million, one hundred four thousand, two hundred thirty-four".
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