Base | Representation |
---|---|
bin | 10001110100001… |
… | …11011001110111 |
3 | 101102012222011100 |
4 | 20322013121313 |
5 | 301224434112 |
6 | 22455141143 |
7 | 3463216206 |
oct | 1072073167 |
9 | 342188140 |
10 | 149452407 |
11 | 773a8895 |
12 | 420747b3 |
13 | 24c698a0 |
14 | 15bc523d |
15 | d1c22dc |
hex | 8e87677 |
149452407 has 24 divisors (see below), whose sum is σ = 234634400. Its totient is φ = 91119168.
The previous prime is 149452363. The next prime is 149452409. The reversal of 149452407 is 704254941.
It is a happy number.
It is not a de Polignac number, because 149452407 - 210 = 149451383 is a prime.
It is a super-3 number, since 3×1494524073 (a number of 26 digits) contains 333 as substring.
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (149452409) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6894 + ... + 18612.
Almost surely, 2149452407 is an apocalyptic number.
149452407 is a deficient number, since it is larger than the sum of its proper divisors (85181993).
149452407 is a wasteful number, since it uses less digits than its factorization.
149452407 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11847 (or 11844 counting only the distinct ones).
The product of its (nonzero) digits is 40320, while the sum is 36.
The square root of 149452407 is about 12225.0728832183. The cubic root of 149452407 is about 530.6819357719.
The spelling of 149452407 in words is "one hundred forty-nine million, four hundred fifty-two thousand, four hundred seven".
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