Base | Representation |
---|---|
bin | 1111100001001… |
… | …00100100111000 |
3 | 100001221111010010 |
4 | 13300210210320 |
5 | 231311020430 |
6 | 20530021520 |
7 | 3140311551 |
oct | 760444470 |
9 | 301844103 |
10 | 130173240 |
11 | 6753009a |
12 | 377178a0 |
13 | 20c795b2 |
14 | 13407328 |
15 | b664cb0 |
hex | 7c24938 |
130173240 has 32 divisors (see below), whose sum is σ = 390520080. Its totient is φ = 34712832.
The previous prime is 130173229. The next prime is 130173271. The reversal of 130173240 is 42371031.
It is a congruent number.
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, 542269 + ... + 542508.
Almost surely, 2130173240 is an apocalyptic number.
130173240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
130173240 is an abundant number, since it is smaller than the sum of its proper divisors (260346840).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130173240 is a wasteful number, since it uses less digits than its factorization.
130173240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1084791 (or 1084787 counting only the distinct ones).
The product of its (nonzero) digits is 504, while the sum is 21.
The square root of 130173240 is about 11409.3487982444. The cubic root of 130173240 is about 506.8046273281.
The spelling of 130173240 in words is "one hundred thirty million, one hundred seventy-three thousand, two hundred forty".
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