Base | Representation |
---|---|
bin | 1111100010111… |
… | …00100001100010 |
3 | 100002101010110121 |
4 | 13301130201202 |
5 | 231340334102 |
6 | 20534550454 |
7 | 3142254634 |
oct | 761344142 |
9 | 302333417 |
10 | 130402402 |
11 | 67677289 |
12 | 3780842a |
13 | 210299b0 |
14 | 13466a54 |
15 | b6acb37 |
hex | 7c5c862 |
130402402 has 16 divisors (see below), whose sum is σ = 215550720. Its totient is φ = 58785552.
The previous prime is 130402381. The next prime is 130402409. The reversal of 130402402 is 204204031.
It is not an unprimeable number, because it can be changed into a prime (130402409) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57202 + ... + 59437.
It is an arithmetic number, because the mean of its divisors is an integer number (13471920).
Almost surely, 2130402402 is an apocalyptic number.
130402402 is a deficient number, since it is larger than the sum of its proper divisors (85148318).
130402402 is a wasteful number, since it uses less digits than its factorization.
130402402 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 116697.
The product of its (nonzero) digits is 192, while the sum is 16.
The square root of 130402402 is about 11419.3871113996. The cubic root of 130402402 is about 507.1018524616.
Adding to 130402402 its reverse (204204031), we get a palindrome (334606433).
The spelling of 130402402 in words is "one hundred thirty million, four hundred two thousand, four hundred two".
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