Base | Representation |
---|---|
bin | 10001110100000… |
… | …11011101111000 |
3 | 101102012011001001 |
4 | 20322003131320 |
5 | 301223430110 |
6 | 22454534344 |
7 | 3463121200 |
oct | 1072033570 |
9 | 342164031 |
10 | 149436280 |
11 | 77397764 |
12 | 420673b4 |
13 | 24c62446 |
14 | 15bbd400 |
15 | d1bc63a |
hex | 8e83778 |
149436280 has 48 divisors (see below), whose sum is σ = 391131720. Its totient is φ = 51234624.
The previous prime is 149436257. The next prime is 149436283. The reversal of 149436280 is 82634941.
149436280 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (149436283) 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, 36162 + ... + 40081.
Almost surely, 2149436280 is an apocalyptic number.
149436280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
149436280 is an abundant number, since it is smaller than the sum of its proper divisors (241695440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149436280 is a wasteful number, since it uses less digits than its factorization.
149436280 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 76268 (or 76257 counting only the distinct ones).
The product of its (nonzero) digits is 41472, while the sum is 37.
The square root of 149436280 is about 12224.4132783541. The cubic root of 149436280 is about 530.6628469405.
The spelling of 149436280 in words is "one hundred forty-nine million, four hundred thirty-six thousand, two hundred eighty".
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