Base | Representation |
---|---|
bin | 1000010111101010111… |
… | …1000010010110010100 |
3 | 111202011012000212200010 |
4 | 2011322233002112110 |
5 | 4323442011242013 |
6 | 150020240320220 |
7 | 13250216640552 |
oct | 2057257022624 |
9 | 452135025603 |
10 | 143793071508 |
11 | 55a89492989 |
12 | 23a50013070 |
13 | 107376718c8 |
14 | 6d612b8bd2 |
15 | 3b18c1e7c3 |
hex | 217abc2594 |
143793071508 has 12 divisors (see below), whose sum is σ = 335517166880. Its totient is φ = 47931023832.
The previous prime is 143793071501. The next prime is 143793071557. The reversal of 143793071508 is 805170397341.
It is a tau number, because it is divible by the number of its divisors (12).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (143793071501) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5991377968 + ... + 5991377991.
Almost surely, 2143793071508 is an apocalyptic number.
It is an amenable number.
143793071508 is an abundant number, since it is smaller than the sum of its proper divisors (191724095372).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143793071508 is a wasteful number, since it uses less digits than its factorization.
143793071508 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11982755966 (or 11982755964 counting only the distinct ones).
The product of its (nonzero) digits is 635040, while the sum is 48.
The spelling of 143793071508 in words is "one hundred forty-three billion, seven hundred ninety-three million, seventy-one thousand, five hundred eight".
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