Base | Representation |
---|---|
bin | 10010000111011… |
… | …01100111111100 |
3 | 101120221210020210 |
4 | 21003231213330 |
5 | 302400441002 |
6 | 23025112420 |
7 | 3523465062 |
oct | 1103554774 |
9 | 346853223 |
10 | 151968252 |
11 | 78866aa7 |
12 | 42a88710 |
13 | 2563aa57 |
14 | 1627c032 |
15 | d51c96c |
hex | 90ed9fc |
151968252 has 12 divisors (see below), whose sum is σ = 354592616. Its totient is φ = 50656080.
The previous prime is 151968241. The next prime is 151968347. The reversal of 151968252 is 252869151.
151968252 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (12).
It is a super-4 number, since 4×1519682524 (a number of 34 digits) contains 4444 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 151968252.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6331999 + ... + 6332022.
Almost surely, 2151968252 is an apocalyptic number.
151968252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
151968252 is an abundant number, since it is smaller than the sum of its proper divisors (202624364).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
151968252 is a wasteful number, since it uses less digits than its factorization.
151968252 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12664028 (or 12664026 counting only the distinct ones).
The product of its digits is 43200, while the sum is 39.
The square root of 151968252 is about 12327.5403872792. The cubic root of 151968252 is about 533.6431708346.
The spelling of 151968252 in words is "one hundred fifty-one million, nine hundred sixty-eight thousand, two hundred fifty-two".
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