Base | Representation |
---|---|
bin | 1001001101100010001… |
… | …1011110010011100001 |
3 | 120010110212001120110000 |
4 | 2103120203132103201 |
5 | 10043100003003411 |
6 | 200411105330213 |
7 | 14301426544461 |
oct | 2233043362341 |
9 | 503425046400 |
10 | 158252000481 |
11 | 61129146263 |
12 | 26806336969 |
13 | 11c00085693 |
14 | 79336d5ba1 |
15 | 41b32a6956 |
hex | 24d88de4e1 |
158252000481 has 15 divisors (see below), whose sum is σ = 236406484963. Its totient is φ = 105498946800.
The previous prime is 158252000447. The next prime is 158252000509. The reversal of 158252000481 is 184000252851.
The square root of 158252000481 is 397809.
It is a perfect power (a square), and thus also a powerful number.
158252000481 is a `hidden beast` number, since 1 + 58 + 2 + 520 + 0 + 0 + 4 + 81 = 666.
It can be written as a sum of positive squares in only one way, i.e., 25522938081 + 132729062400 = 159759^2 + 364320^2 .
It is not a de Polignac number, because 158252000481 - 235 = 123892262113 is a prime.
It is a super-2 number, since 2×1582520004812 (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 (158252000981) by changing a digit.
It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 3558181 + ... + 3602381.
Almost surely, 2158252000481 is an apocalyptic number.
158252000481 is the 397809-th square number.
158252000481 is the 198905-th centered octagonal number.
It is an amenable number.
158252000481 is a deficient number, since it is larger than the sum of its proper divisors (78154484482).
158252000481 is an frugal number, since it uses more digits than its factorization.
158252000481 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 88414 (or 44204 counting only the distinct ones).
The product of its (nonzero) digits is 25600, while the sum is 36.
Multiplying 158252000481 by its sum of digits (36), we get a square (5697072017316 = 23868542).
The spelling of 158252000481 in words is "one hundred fifty-eight billion, two hundred fifty-two million, four hundred eighty-one", and thus it is an aban number.
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