Base | Representation |
---|---|
bin | 1111100001001… |
… | …10011110010010 |
3 | 100001221212202220 |
4 | 13300212132102 |
5 | 231311243020 |
6 | 20530121510 |
7 | 3140343321 |
oct | 760463622 |
9 | 301855686 |
10 | 130181010 |
11 | 67535a13 |
12 | 37720296 |
13 | 20c7ccab |
14 | 1340a0b8 |
15 | b667240 |
hex | 7c26792 |
130181010 has 16 divisors (see below), whose sum is σ = 312434496. Its totient is φ = 34714928.
The previous prime is 130180993. The next prime is 130181033. The reversal of 130181010 is 10181031.
It is a Harshad number since it is a multiple of its sum of digits (15).
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, 2169654 + ... + 2169713.
It is an arithmetic number, because the mean of its divisors is an integer number (19527156).
Almost surely, 2130181010 is an apocalyptic number.
130181010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
130181010 is an abundant number, since it is smaller than the sum of its proper divisors (182253486).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130181010 is a wasteful number, since it uses less digits than its factorization.
130181010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4339377.
The product of its (nonzero) digits is 24, while the sum is 15.
The square root of 130181010 is about 11409.6893033947. The cubic root of 130181010 is about 506.8147107974.
It can be divided in two parts, 13018 and 1010, that added together give a triangular number (14028 = T167).
The spelling of 130181010 in words is "one hundred thirty million, one hundred eighty-one thousand, ten".
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