Base | Representation |
---|---|
bin | 10001110111110… |
… | …00011000000000 |
3 | 101110002110220110 |
4 | 20323320120000 |
5 | 301334241021 |
6 | 22513111320 |
7 | 3500154240 |
oct | 1073703000 |
9 | 343073813 |
10 | 149915136 |
11 | 77694508 |
12 | 42258540 |
13 | 2509c3a7 |
14 | 15ca5b20 |
15 | d264476 |
hex | 8ef8600 |
149915136 has 160 divisors (see below), whose sum is σ = 465113088. Its totient is φ = 42024960.
The previous prime is 149915119. The next prime is 149915141. The reversal of 149915136 is 631519941.
It is a junction number, because it is equal to n+sod(n) for n = 149915094 and 149915103.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 784801 + ... + 784991.
Almost surely, 2149915136 is an apocalyptic number.
149915136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 149915136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (232556544).
149915136 is an abundant number, since it is smaller than the sum of its proper divisors (315197952).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149915136 is an equidigital number, since it uses as much as digits as its factorization.
149915136 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 292 (or 276 counting only the distinct ones).
The product of its digits is 29160, while the sum is 39.
The square root of 149915136 is about 12243.9836654579. The cubic root of 149915136 is about 531.2290640700.
It can be divided in two parts, 149915 and 136, that added together give a palindrome (150051).
The spelling of 149915136 in words is "one hundred forty-nine million, nine hundred fifteen thousand, one hundred thirty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •