Base | Representation |
---|---|
bin | 100011010111010001111010… |
… | …101101101010011100000100 |
3 | 202101200122202200202021002000 |
4 | 203113101322231222130010 |
5 | 130341211314103412122 |
6 | 1310442051225545300 |
7 | 44521526304304650 |
oct | 4327217255523404 |
9 | 671618680667060 |
10 | 155531414513412 |
11 | 456145588850a3 |
12 | 1553b044045230 |
13 | 68a271b203802 |
14 | 2a59a9123da60 |
15 | 12eaae066d0ac |
hex | 8d747ab6a704 |
155531414513412 has 96 divisors (see below), whose sum is σ = 468388473719040. Its totient is φ = 43709062613760.
The previous prime is 155531414513381. The next prime is 155531414513417. The reversal of 155531414513412 is 214315414135551.
155531414513412 is a `hidden beast` number, since 1 + 5 + 5 + 53 + 1 + 41 + 4 + 513 + 41 + 2 = 666.
155531414513412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (155531414513417) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1686260313 + ... + 1686352544.
It is an arithmetic number, because the mean of its divisors is an integer number (4879046601240).
Almost surely, 2155531414513412 is an apocalyptic number.
155531414513412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
155531414513412 is an abundant number, since it is smaller than the sum of its proper divisors (312857059205628).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
155531414513412 is a wasteful number, since it uses less digits than its factorization.
155531414513412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3372612938 (or 3372612930 counting only the distinct ones).
The product of its digits is 720000, while the sum is 45.
Adding to 155531414513412 its reverse (214315414135551), we get a palindrome (369846828648963).
The spelling of 155531414513412 in words is "one hundred fifty-five trillion, five hundred thirty-one billion, four hundred fourteen million, five hundred thirteen thousand, four hundred twelve".
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