Base | Representation |
---|---|
bin | 10001110010001… |
… | …11001110011100 |
3 | 101101201121120020 |
4 | 20321013032130 |
5 | 301143031112 |
6 | 22445352140 |
7 | 3461042622 |
oct | 1071071634 |
9 | 341647506 |
10 | 149189532 |
11 | 77239338 |
12 | 41b68650 |
13 | 24ba703b |
14 | 15b57512 |
15 | d16e48c |
hex | 8e4739c |
149189532 has 24 divisors (see below), whose sum is σ = 356205696. Its totient is φ = 48573168.
The previous prime is 149189497. The next prime is 149189549. The reversal of 149189532 is 235981941.
149189532 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144048 + ... + 145079.
It is an arithmetic number, because the mean of its divisors is an integer number (14841904).
Almost surely, 2149189532 is an apocalyptic number.
149189532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
149189532 is an abundant number, since it is smaller than the sum of its proper divisors (207016164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149189532 is a wasteful number, since it uses less digits than its factorization.
149189532 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 289177 (or 289175 counting only the distinct ones).
The product of its digits is 77760, while the sum is 42.
The square root of 149189532 is about 12214.3166816650. The cubic root of 149189532 is about 530.3706106076.
The spelling of 149189532 in words is "one hundred forty-nine million, one hundred eighty-nine thousand, five hundred thirty-two".
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