Base | Representation |
---|---|
bin | 10010010111010… |
… | …10011110111010 |
3 | 101201212200100120 |
4 | 21023222132322 |
5 | 303414140123 |
6 | 23141514110 |
7 | 3550265523 |
oct | 1113523672 |
9 | 351780316 |
10 | 154052538 |
11 | 79a5aa52 |
12 | 43712936 |
13 | 25bba663 |
14 | 1666184a |
15 | d7d02e3 |
hex | 92ea7ba |
154052538 has 16 divisors (see below), whose sum is σ = 326229120. Its totient is φ = 48330176.
The previous prime is 154052537. The next prime is 154052593. The reversal of 154052538 is 835250451.
It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a junction number, because it is equal to n+sod(n) for n = 154052499 and 154052508.
It is not an unprimeable number, because it can be changed into a prime (154052533) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 755058 + ... + 755261.
It is an arithmetic number, because the mean of its divisors is an integer number (20389320).
Almost surely, 2154052538 is an apocalyptic number.
154052538 is an abundant number, since it is smaller than the sum of its proper divisors (172176582).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
154052538 is a wasteful number, since it uses less digits than its factorization.
154052538 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1510341.
The product of its (nonzero) digits is 24000, while the sum is 33.
The square root of 154052538 is about 12411.7902818248. The cubic root of 154052538 is about 536.0717885765.
The spelling of 154052538 in words is "one hundred fifty-four million, fifty-two thousand, five hundred thirty-eight".
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