Base | Representation |
---|---|
bin | 10011110000100010110… |
… | …100101000101011010100 |
3 | 11210210200222202012120211 |
4 | 103300202310220223110 |
5 | 134221230213421410 |
6 | 2515432323135204 |
7 | 200045253425464 |
oct | 23604264505324 |
9 | 4723628665524 |
10 | 1357793888980 |
11 | 483923286401 |
12 | 19b196514504 |
13 | 9b068793599 |
14 | 49a0904dba4 |
15 | 254bcb5068a |
hex | 13c22d28ad4 |
1357793888980 has 12 divisors (see below), whose sum is σ = 2851367166900. Its totient is φ = 543117555584.
The previous prime is 1357793888947. The next prime is 1357793888989. The reversal of 1357793888980 is 898883977531.
It can be written as a sum of positive squares in 2 ways, for example, as 736417989904 + 621375899076 = 858148^2 + 788274^2 .
It is a junction number, because it is equal to n+sod(n) for n = 1357793888897 and 1357793888906.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1357793888989) 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, 33944847205 + ... + 33944847244.
It is an arithmetic number, because the mean of its divisors is an integer number (237613930575).
Almost surely, 21357793888980 is an apocalyptic number.
1357793888980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1357793888980 is an abundant number, since it is smaller than the sum of its proper divisors (1493573277920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1357793888980 is a wasteful number, since it uses less digits than its factorization.
1357793888980 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 67889694458 (or 67889694456 counting only the distinct ones).
The product of its (nonzero) digits is 731566080, while the sum is 76.
The spelling of 1357793888980 in words is "one trillion, three hundred fifty-seven billion, seven hundred ninety-three million, eight hundred eighty-eight thousand, nine hundred eighty".
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