Base | Representation |
---|---|
bin | 10001110100001… |
… | …10100011101000 |
3 | 101102012210101210 |
4 | 20322012203220 |
5 | 301224331221 |
6 | 22455113120 |
7 | 3463203120 |
oct | 1072064350 |
9 | 342183353 |
10 | 149448936 |
11 | 773a621a |
12 | 420727a0 |
13 | 24c68130 |
14 | 15bc3c80 |
15 | d1c1276 |
hex | 8e868e8 |
149448936 has 128 divisors (see below), whose sum is σ = 471340800. Its totient is φ = 38430720.
The previous prime is 149448907. The next prime is 149448953. The reversal of 149448936 is 639844941.
It is a happy number.
149448936 is nontrivially palindromic in base 16.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 88710 + ... + 90378.
It is an arithmetic number, because the mean of its divisors is an integer number (3682350).
Almost surely, 2149448936 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 149448936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (235670400).
149448936 is an abundant number, since it is smaller than the sum of its proper divisors (321891864).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149448936 is a wasteful number, since it uses less digits than its factorization.
149448936 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1739 (or 1735 counting only the distinct ones).
The product of its digits is 746496, while the sum is 48.
The square root of 149448936 is about 12224.9309200502. The cubic root of 149448936 is about 530.6778274155.
The spelling of 149448936 in words is "one hundred forty-nine million, four hundred forty-eight thousand, nine hundred thirty-six".
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