Base | Representation |
---|---|
bin | 1000110100011111101… |
… | …0110011111010101001 |
3 | 112111010102021200000212 |
4 | 2031013322303322221 |
5 | 4440313244022242 |
6 | 153340115310505 |
7 | 13643031420206 |
oct | 2150772637251 |
9 | 474112250025 |
10 | 151530454697 |
11 | 59299a9a446 |
12 | 2544b2ab435 |
13 | 1139b67565b |
14 | 7496b40cad |
15 | 3e1d142782 |
hex | 2347eb3ea9 |
151530454697 has 32 divisors (see below), whose sum is σ = 164390100480. Its totient is φ = 139245765120.
The previous prime is 151530454693. The next prime is 151530454717. The reversal of 151530454697 is 796454035151.
It is a cyclic number.
It is not a de Polignac number, because 151530454697 - 22 = 151530454693 is a prime.
It is a super-2 number, since 2×1515304546972 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (151530454693) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 199119797 + ... + 199120557.
It is an arithmetic number, because the mean of its divisors is an integer number (5137190640).
Almost surely, 2151530454697 is an apocalyptic number.
It is an amenable number.
151530454697 is a deficient number, since it is larger than the sum of its proper divisors (12859645783).
151530454697 is a wasteful number, since it uses less digits than its factorization.
151530454697 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1913.
The product of its (nonzero) digits is 2268000, while the sum is 50.
The spelling of 151530454697 in words is "one hundred fifty-one billion, five hundred thirty million, four hundred fifty-four thousand, six hundred ninety-seven".
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