Base | Representation |
---|---|
bin | 11101111010010011100110… |
… | …011111011011101011101100 |
3 | 122020210001212102022121020001 |
4 | 131322103212133123223230 |
5 | 114220304124041411140 |
6 | 1143441143203434044 |
7 | 36465116511541612 |
oct | 3572234637335354 |
9 | 566701772277201 |
10 | 131550125341420 |
11 | 38a09105283515 |
12 | 12907366985924 |
13 | 585317b6b5716 |
14 | 246b0baa656b2 |
15 | 1031dc22e5e9a |
hex | 77a4e67dbaec |
131550125341420 has 96 divisors (see below), whose sum is σ = 281664397647360. Its totient is φ = 51594467304960.
The previous prime is 131550125341381. The next prime is 131550125341423. The reversal of 131550125341420 is 24143521055131.
It is a self number, because there is not a number n which added to its sum of digits gives 131550125341420.
It is not an unprimeable number, because it can be changed into a prime (131550125341423) 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, 1095816600 + ... + 1095936640.
It is an arithmetic number, because the mean of its divisors is an integer number (2934004142160).
Almost surely, 2131550125341420 is an apocalyptic number.
131550125341420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
131550125341420 is an abundant number, since it is smaller than the sum of its proper divisors (150114272305940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131550125341420 is a wasteful number, since it uses less digits than its factorization.
131550125341420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 122503 (or 122501 counting only the distinct ones).
The product of its (nonzero) digits is 72000, while the sum is 37.
Adding to 131550125341420 its reverse (24143521055131), we get a palindrome (155693646396551).
The spelling of 131550125341420 in words is "one hundred thirty-one trillion, five hundred fifty billion, one hundred twenty-five million, three hundred forty-one thousand, four hundred twenty".
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