Base | Representation |
---|---|
bin | 1000101001011110101… |
… | …1101001101101101011 |
3 | 112012111100121111101100 |
4 | 2022113223221231223 |
5 | 4413234331100411 |
6 | 152130453452443 |
7 | 13506536351124 |
oct | 2122753515553 |
9 | 465440544340 |
10 | 148573690731 |
11 | 58011a7a964 |
12 | 24965041123 |
13 | 11019c1b88b |
14 | 729619104b |
15 | 3ce878e456 |
hex | 2297ae9b6b |
148573690731 has 12 divisors (see below), whose sum is σ = 221529231040. Its totient is φ = 95853993840.
The previous prime is 148573690723. The next prime is 148573690819. The reversal of 148573690731 is 137096375841.
148573690731 is a `hidden beast` number, since 1 + 4 + 8 + 573 + 69 + 0 + 7 + 3 + 1 = 666.
It is not a de Polignac number, because 148573690731 - 23 = 148573690723 is a prime.
It is a super-2 number, since 2×1485736907312 (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 (148573690711) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 266260816 + ... + 266261373.
Almost surely, 2148573690731 is an apocalyptic number.
148573690731 is a deficient number, since it is larger than the sum of its proper divisors (72955540309).
148573690731 is a wasteful number, since it uses less digits than its factorization.
148573690731 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 532522226 (or 532522223 counting only the distinct ones).
The product of its (nonzero) digits is 3810240, while the sum is 54.
The spelling of 148573690731 in words is "one hundred forty-eight billion, five hundred seventy-three million, six hundred ninety thousand, seven hundred thirty-one".
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