Base | Representation |
---|---|
bin | 10001110010101… |
… | …00001010100110 |
3 | 101101211022021021 |
4 | 20321110022212 |
5 | 301201230114 |
6 | 22450441354 |
7 | 3461353300 |
oct | 1071241246 |
9 | 341738237 |
10 | 149242534 |
11 | 77275141 |
12 | 41b9325a |
13 | 24bc51bc |
14 | 15b6c970 |
15 | d180024 |
hex | 8e542a6 |
149242534 has 48 divisors (see below), whose sum is σ = 271356480. Its totient is φ = 61326720.
The previous prime is 149242529. The next prime is 149242537. The reversal of 149242534 is 435242941.
It is a self number, because there is not a number n which added to its sum of digits gives 149242534.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (149242537) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 286194 + ... + 286714.
It is an arithmetic number, because the mean of its divisors is an integer number (5653260).
Almost surely, 2149242534 is an apocalyptic number.
149242534 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
149242534 is a deficient number, since it is larger than the sum of its proper divisors (122113946).
149242534 is a wasteful number, since it uses less digits than its factorization.
149242534 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 653 (or 646 counting only the distinct ones).
The product of its digits is 34560, while the sum is 34.
The square root of 149242534 is about 12216.4861560107. The cubic root of 149242534 is about 530.4334107574.
The spelling of 149242534 in words is "one hundred forty-nine million, two hundred forty-two thousand, five hundred thirty-four".
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