Base | Representation |
---|---|
bin | 101010101000000… |
… | …011111101011101 |
3 | 1211211200010120211 |
4 | 222220003331131 |
5 | 2431034120203 |
6 | 154544012421 |
7 | 23502430000 |
oct | 5250037535 |
9 | 1754603524 |
10 | 715145053 |
11 | 337754077 |
12 | 17b601111 |
13 | b5212a6c |
14 | 6ad9b537 |
15 | 42bb4c6d |
hex | 2aa03f5d |
715145053 has 10 divisors (see below), whose sum is σ = 834289054. Its totient is φ = 612979416.
The previous prime is 715145033. The next prime is 715145063. The reversal of 715145053 is 350541517.
It can be written as a sum of positive squares in only one way, i.e., 617174649 + 97970404 = 24843^2 + 9898^2 .
It is not a de Polignac number, because 715145053 - 225 = 681590621 is a prime.
It is a super-2 number, since 2×7151450532 = 1022864893660745618, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (715145023) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 146526 + ... + 151327.
Almost surely, 2715145053 is an apocalyptic number.
It is an amenable number.
715145053 is a deficient number, since it is larger than the sum of its proper divisors (119144001).
715145053 is an frugal number, since it uses more digits than its factorization.
715145053 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 297881 (or 297860 counting only the distinct ones).
The product of its (nonzero) digits is 10500, while the sum is 31.
The square root of 715145053 is about 26742.1961140068. The cubic root of 715145053 is about 894.2618688610.
It can be divided in two parts, 71514 and 5053, that added together give a palindrome (76567).
The spelling of 715145053 in words is "seven hundred fifteen million, one hundred forty-five thousand, fifty-three".
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