Base | Representation |
---|---|
bin | 1111100010011… |
… | …01111001101111 |
3 | 100002021002022102 |
4 | 13301031321233 |
5 | 231331430021 |
6 | 20533405315 |
7 | 3141615215 |
oct | 761157157 |
9 | 302232272 |
10 | 130342511 |
11 | 67636292 |
12 | 3779983b |
13 | 21008660 |
14 | 1344ccb5 |
15 | b69a00b |
hex | 7c4de6f |
130342511 has 8 divisors (see below), whose sum is σ = 141442224. Its totient is φ = 119396160.
The previous prime is 130342493. The next prime is 130342517. The reversal of 130342511 is 115243031.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 130342511 - 26 = 130342447 is a prime.
It is a super-3 number, since 3×1303425113 (a number of 25 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130342517) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36566 + ... + 39971.
It is an arithmetic number, because the mean of its divisors is an integer number (17680278).
Almost surely, 2130342511 is an apocalyptic number.
130342511 is a deficient number, since it is larger than the sum of its proper divisors (11099713).
130342511 is a wasteful number, since it uses less digits than its factorization.
130342511 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 76681.
The product of its (nonzero) digits is 360, while the sum is 20.
The square root of 130342511 is about 11416.7644716005. The cubic root of 130342511 is about 507.0242069394.
Adding to 130342511 its reverse (115243031), we get a palindrome (245585542).
The spelling of 130342511 in words is "one hundred thirty million, three hundred forty-two thousand, five hundred eleven".
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