Base | Representation |
---|---|
bin | 100001001110110010… |
… | …1101011000110110100 |
3 | 20211012102210002111222 |
4 | 1002131211223012310 |
5 | 2132123011004130 |
6 | 52441152445512 |
7 | 5104310453312 |
oct | 1023545530664 |
9 | 224172702458 |
10 | 71363375540 |
11 | 282a0846316 |
12 | 119b7549898 |
13 | 6963a41b42 |
14 | 364db130b2 |
15 | 1cca16dce5 |
hex | 109d96b1b4 |
71363375540 has 48 divisors (see below), whose sum is σ = 158725444752. Its totient is φ = 26858274816.
The previous prime is 71363375539. The next prime is 71363375543. The reversal of 71363375540 is 4557336317.
It can be written as a sum of positive squares in 8 ways, for example, as 3603120676 + 67760254864 = 60026^2 + 260308^2 .
It is a junction number, because it is equal to n+sod(n) for n = 71363375491 and 71363375500.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (71363375543) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1192412 + ... + 1250828.
It is an arithmetic number, because the mean of its divisors is an integer number (3306780099).
Almost surely, 271363375540 is an apocalyptic number.
It is an amenable number.
71363375540 is an abundant number, since it is smaller than the sum of its proper divisors (87362069212).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71363375540 is a wasteful number, since it uses less digits than its factorization.
71363375540 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 62036 (or 62034 counting only the distinct ones).
The product of its (nonzero) digits is 793800, while the sum is 44.
The spelling of 71363375540 in words is "seventy-one billion, three hundred sixty-three million, three hundred seventy-five thousand, five hundred forty".
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