Base | Representation |
---|---|
bin | 1111101010100101111… |
… | …11110000100100111000 |
3 | 1220110100111110200102202 |
4 | 13311102333300210320 |
5 | 32304330404422002 |
6 | 1051135203445332 |
7 | 53613445023251 |
oct | 7652277604470 |
9 | 1813314420382 |
10 | 538263357752 |
11 | 1983046a650a |
12 | 8839b386848 |
13 | 3b9b1494673 |
14 | 1c0a2ccbb28 |
15 | e004e29502 |
hex | 7d52ff0938 |
538263357752 has 72 divisors (see below), whose sum is σ = 1131501328560. Its totient is φ = 239968431360.
The previous prime is 538263357743. The next prime is 538263357761. The reversal of 538263357752 is 257753362835.
It is an interprime number because it is at equal distance from previous prime (538263357743) and next prime (538263357761).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 512177 + ... + 1157087.
It is an arithmetic number, because the mean of its divisors is an integer number (15715296230).
Almost surely, 2538263357752 is an apocalyptic number.
It is an amenable number.
538263357752 is an abundant number, since it is smaller than the sum of its proper divisors (593237970808).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
538263357752 is a wasteful number, since it uses less digits than its factorization.
538263357752 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 644989 (or 644949 counting only the distinct ones).
The product of its digits is 31752000, while the sum is 56.
The spelling of 538263357752 in words is "five hundred thirty-eight billion, two hundred sixty-three million, three hundred fifty-seven thousand, seven hundred fifty-two".
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