Base | Representation |
---|---|
bin | 10001110110110… |
… | …01001011010000 |
3 | 101102211222121102 |
4 | 20323121023100 |
5 | 301321143334 |
6 | 22510243532 |
7 | 3466112540 |
oct | 1073311320 |
9 | 342758542 |
10 | 149787344 |
11 | 776074a3 |
12 | 421b65a8 |
13 | 25056185 |
14 | 15c71320 |
15 | d23b67e |
hex | 8ed92d0 |
149787344 has 40 divisors (see below), whose sum is σ = 336639168. Its totient is φ = 63233280.
The previous prime is 149787329. The next prime is 149787347. The reversal of 149787344 is 443787941.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (149787347) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2477 + ... + 17484.
Almost surely, 2149787344 is an apocalyptic number.
149787344 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
149787344 is an abundant number, since it is smaller than the sum of its proper divisors (186851824).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149787344 is a wasteful number, since it uses less digits than its factorization.
149787344 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20043 (or 20037 counting only the distinct ones).
The product of its digits is 677376, while the sum is 47.
The square root of 149787344 is about 12238.7639898807. The cubic root of 149787344 is about 531.0780761509.
It can be divided in two parts, 14978 and 7344, that added together give a palindrome (22322).
The spelling of 149787344 in words is "one hundred forty-nine million, seven hundred eighty-seven thousand, three hundred forty-four".
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