Base | Representation |
---|---|
bin | 10010111011000… |
… | …01001101011001 |
3 | 102001200110221101 |
4 | 21131201031121 |
5 | 311113430040 |
6 | 23430111401 |
7 | 3635131564 |
oct | 1135411531 |
9 | 361613841 |
10 | 158733145 |
11 | 8166761a |
12 | 451ab561 |
13 | 26b68c4c |
14 | 1711d4db |
15 | de0709a |
hex | 9761359 |
158733145 has 16 divisors (see below), whose sum is σ = 199331280. Its totient is φ = 121215744.
The previous prime is 158733139. The next prime is 158733151. The reversal of 158733145 is 541337851.
158733145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (158733139) and next prime (158733151).
It can be written as a sum of positive squares in 8 ways, for example, as 10478169 + 148254976 = 3237^2 + 12176^2 .
It is a cyclic number.
It is not a de Polignac number, because 158733145 - 213 = 158724953 is a prime.
It is a super-2 number, since 2×1587331452 = 50392422643182050, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (37).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1711 + ... + 17899.
It is an arithmetic number, because the mean of its divisors is an integer number (12458205).
Almost surely, 2158733145 is an apocalyptic number.
It is an amenable number.
158733145 is a deficient number, since it is larger than the sum of its proper divisors (40598135).
158733145 is a wasteful number, since it uses less digits than its factorization.
158733145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16284.
The product of its digits is 50400, while the sum is 37.
The square root of 158733145 is about 12598.9342803270. The cubic root of 158733145 is about 541.4469026710.
The spelling of 158733145 in words is "one hundred fifty-eight million, seven hundred thirty-three thousand, one hundred forty-five".
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