Base | Representation |
---|---|
bin | 1111100010111… |
… | …00001100011011 |
3 | 100002101001121120 |
4 | 13301130030123 |
5 | 231340313201 |
6 | 20534540323 |
7 | 3142250664 |
oct | 761341433 |
9 | 302331546 |
10 | 130401051 |
11 | 67676270 |
12 | 378076a3 |
13 | 210291b1 |
14 | 1346636b |
15 | b6ac536 |
hex | 7c5c31b |
130401051 has 16 divisors (see below), whose sum is σ = 191963520. Its totient is φ = 78077120.
The previous prime is 130401049. The next prime is 130401071. The reversal of 130401051 is 150104031.
It is not a de Polignac number, because 130401051 - 21 = 130401049 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 130401051.
It is not an unprimeable number, because it can be changed into a prime (130401071) 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, 21066 + ... + 26543.
It is an arithmetic number, because the mean of its divisors is an integer number (11997720).
Almost surely, 2130401051 is an apocalyptic number.
130401051 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
130401051 is a deficient number, since it is larger than the sum of its proper divisors (61562469).
130401051 is a wasteful number, since it uses less digits than its factorization.
130401051 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47706.
The product of its (nonzero) digits is 60, while the sum is 15.
The square root of 130401051 is about 11419.3279574588. The cubic root of 130401051 is about 507.1001012235.
Adding to 130401051 its reverse (150104031), we get a palindrome (280505082).
The spelling of 130401051 in words is "one hundred thirty million, four hundred one thousand, fifty-one".
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