Base | Representation |
---|---|
bin | 111100100110100110… |
… | …0100101101101110000 |
3 | 110102220222012120102220 |
4 | 1321031030211231300 |
5 | 4113013401232340 |
6 | 135442025041040 |
7 | 12255044101443 |
oct | 1711514455560 |
9 | 412828176386 |
10 | 130144164720 |
11 | 50214a96229 |
12 | 21281026180 |
13 | c370a0c6bb |
14 | 64286b565a |
15 | 35ba83ded0 |
hex | 1e4d325b70 |
130144164720 has 160 divisors (see below), whose sum is σ = 435039655680. Its totient is φ = 32076564480.
The previous prime is 130144164719. The next prime is 130144164737. The reversal of 130144164720 is 27461441031.
It is a super-2 number, since 2×1301441647202 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 161094 + ... + 535013.
It is an arithmetic number, because the mean of its divisors is an integer number (2718997848).
Almost surely, 2130144164720 is an apocalyptic number.
130144164720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
130144164720 is an abundant number, since it is smaller than the sum of its proper divisors (304895490960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130144164720 is a wasteful number, since it uses less digits than its factorization.
130144164720 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 696183 (or 696177 counting only the distinct ones).
The product of its (nonzero) digits is 16128, while the sum is 33.
The spelling of 130144164720 in words is "one hundred thirty billion, one hundred forty-four million, one hundred sixty-four thousand, seven hundred twenty".
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