Base | Representation |
---|---|
bin | 10001111011100… |
… | …11100100111100 |
3 | 101111001010010200 |
4 | 20331303210330 |
5 | 302001413042 |
6 | 22532003500 |
7 | 3504355416 |
oct | 1075634474 |
9 | 344033120 |
10 | 150419772 |
11 | 779a9668 |
12 | 42460590 |
13 | 25217ca9 |
14 | 15d979b6 |
15 | d313c4c |
hex | 8f7393c |
150419772 has 18 divisors (see below), whose sum is σ = 380227848. Its totient is φ = 50139912.
The previous prime is 150419771. The next prime is 150419809. The reversal of 150419772 is 277914051.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (18).
It is a super-2 number, since 2×1504197722 = 45252215617063968, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 4178327 = 150419772 / (1 + 5 + 0 + 4 + 1 + 9 + 7 + 7 + 2).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (150419771) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2089128 + ... + 2089199.
Almost surely, 2150419772 is an apocalyptic number.
150419772 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
150419772 is an abundant number, since it is smaller than the sum of its proper divisors (229808076).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
150419772 is a wasteful number, since it uses less digits than its factorization.
150419772 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4178337 (or 4178332 counting only the distinct ones).
The product of its (nonzero) digits is 17640, while the sum is 36.
The square root of 150419772 is about 12264.5738613292. The cubic root of 150419772 is about 531.8244610898.
The spelling of 150419772 in words is "one hundred fifty million, four hundred nineteen thousand, seven hundred seventy-two".
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