Base | Representation |
---|---|
bin | 10010010111111… |
… | …01001011000001 |
3 | 101202000120100210 |
4 | 21023331023001 |
5 | 303424112324 |
6 | 23143304333 |
7 | 3551034642 |
oct | 1113751301 |
9 | 352016323 |
10 | 154129089 |
11 | 7a002514 |
12 | 4374b0a9 |
13 | 25c1645a |
14 | 166816c9 |
15 | d7e7d29 |
hex | 92fd2c1 |
154129089 has 16 divisors (see below), whose sum is σ = 217945728. Its totient is φ = 96552192.
The previous prime is 154129081. The next prime is 154129103. The reversal of 154129089 is 980921451.
154129089 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 154129089 - 23 = 154129081 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (154129081) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34999 + ... + 39155.
It is an arithmetic number, because the mean of its divisors is an integer number (13621608).
Almost surely, 2154129089 is an apocalyptic number.
It is an amenable number.
154129089 is a deficient number, since it is larger than the sum of its proper divisors (63816639).
154129089 is a wasteful number, since it uses less digits than its factorization.
154129089 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4904.
The product of its (nonzero) digits is 25920, while the sum is 39.
The square root of 154129089 is about 12414.8737005255. The cubic root of 154129089 is about 536.1605678909.
The spelling of 154129089 in words is "one hundred fifty-four million, one hundred twenty-nine thousand, eighty-nine".
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