Base | Representation |
---|---|
bin | 10010010111100… |
… | …11011110100010 |
3 | 101201221112220000 |
4 | 21023303132202 |
5 | 303421330003 |
6 | 23142400430 |
7 | 3550511112 |
oct | 1113633642 |
9 | 351845800 |
10 | 154089378 |
11 | 79a856a3 |
12 | 43730116 |
13 | 25c01361 |
14 | 16671042 |
15 | d7db1a3 |
hex | 92f37a2 |
154089378 has 40 divisors (see below), whose sum is σ = 346063872. Its totient is φ = 51245784.
The previous prime is 154089329. The next prime is 154089389. The reversal of 154089378 is 873980451.
154089378 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 97551 + ... + 99117.
Almost surely, 2154089378 is an apocalyptic number.
154089378 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
154089378 is an abundant number, since it is smaller than the sum of its proper divisors (191974494).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
154089378 is a wasteful number, since it uses less digits than its factorization.
154089378 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2188 (or 2179 counting only the distinct ones).
The product of its (nonzero) digits is 241920, while the sum is 45.
The square root of 154089378 is about 12413.2742658817. The cubic root of 154089378 is about 536.1145170961.
The spelling of 154089378 in words is "one hundred fifty-four million, eighty-nine thousand, three hundred seventy-eight".
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