Base | Representation |
---|---|
bin | 10001110111101… |
… | …11101011101010 |
3 | 101110002100000100 |
4 | 20323313223222 |
5 | 301334143143 |
6 | 22513050230 |
7 | 3500143044 |
oct | 1073675352 |
9 | 343070010 |
10 | 149912298 |
11 | 77692368 |
12 | 42256976 |
13 | 2509b003 |
14 | 15ca4a94 |
15 | d2636d3 |
hex | 8ef7aea |
149912298 has 24 divisors (see below), whose sum is σ = 338933088. Its totient is φ = 47797992.
The previous prime is 149912293. The next prime is 149912303. The reversal of 149912298 is 892219941.
It is an interprime number because it is at equal distance from previous prime (149912293) and next prime (149912303).
It is not an unprimeable number, because it can be changed into a prime (149912291) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 180640 + ... + 181467.
It is an arithmetic number, because the mean of its divisors is an integer number (14122212).
Almost surely, 2149912298 is an apocalyptic number.
149912298 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
149912298 is an abundant number, since it is smaller than the sum of its proper divisors (189020790).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149912298 is a wasteful number, since it uses less digits than its factorization.
149912298 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 362138 (or 362135 counting only the distinct ones).
The product of its digits is 93312, while the sum is 45.
The square root of 149912298 is about 12243.8677712559. The cubic root of 149912298 is about 531.2257118677.
The spelling of 149912298 in words is "one hundred forty-nine million, nine hundred twelve thousand, two hundred ninety-eight".
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