Base | Representation |
---|---|
bin | 1111100011000… |
… | …01001011110111 |
3 | 100002102002122202 |
4 | 13301201023313 |
5 | 231341441440 |
6 | 20535215115 |
7 | 3142364411 |
oct | 761411367 |
9 | 302362582 |
10 | 130421495 |
11 | 6768a666 |
12 | 3781749b |
13 | 210355a9 |
14 | 1346d9b1 |
15 | b6b3615 |
hex | 7c612f7 |
130421495 has 16 divisors (see below), whose sum is σ = 163614720. Its totient is φ = 99684000.
The previous prime is 130421483. The next prime is 130421503. The reversal of 130421495 is 594124031.
It is not a de Polignac number, because 130421495 - 210 = 130420471 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6920 + ... + 17570.
It is an arithmetic number, because the mean of its divisors is an integer number (10225920).
Almost surely, 2130421495 is an apocalyptic number.
130421495 is a deficient number, since it is larger than the sum of its proper divisors (33193225).
130421495 is a wasteful number, since it uses less digits than its factorization.
130421495 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10766.
The product of its (nonzero) digits is 4320, while the sum is 29.
The square root of 130421495 is about 11420.2230713765. The cubic root of 130421495 is about 507.1266005312.
The spelling of 130421495 in words is "one hundred thirty million, four hundred twenty-one thousand, four hundred ninety-five".
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