Base | Representation |
---|---|
bin | 10001110111100… |
… | …11011000111000 |
3 | 101110001102220000 |
4 | 20323303120320 |
5 | 301333112322 |
6 | 22512433000 |
7 | 3500040552 |
oct | 1073633070 |
9 | 343042800 |
10 | 149894712 |
11 | 77680130 |
12 | 42248760 |
13 | 25092cc6 |
14 | 15c9c4d2 |
15 | d25d3ac |
hex | 8ef3638 |
149894712 has 160 divisors (see below), whose sum is σ = 485345520. Its totient is φ = 42716160.
The previous prime is 149894677. The next prime is 149894737. The reversal of 149894712 is 217498941.
It is a happy number.
149894712 is a `hidden beast` number, since 1 + 498 + 94 + 71 + 2 = 666.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 120558 + ... + 121794.
Almost surely, 2149894712 is an apocalyptic number.
149894712 is a gapful number since it is divisible by the number (12) 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 149894712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (242672760).
149894712 is an abundant number, since it is smaller than the sum of its proper divisors (335450808).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149894712 is a wasteful number, since it uses less digits than its factorization.
149894712 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1283 (or 1270 counting only the distinct ones).
The product of its digits is 145152, while the sum is 45.
The square root of 149894712 is about 12243.1495947734. The cubic root of 149894712 is about 531.2049386093.
It can be divided in two parts, 14989 and 4712, that added together give a triangular number (19701 = T198).
The spelling of 149894712 in words is "one hundred forty-nine million, eight hundred ninety-four thousand, seven hundred twelve".
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