Base | Representation |
---|---|
bin | 10010000111011… |
… | …11111110010000 |
3 | 101120222021110002 |
4 | 21003233332100 |
5 | 302401242442 |
6 | 23025225132 |
7 | 3523535114 |
oct | 1103577620 |
9 | 346867402 |
10 | 151977872 |
11 | 78873252 |
12 | 42a921a8 |
13 | 25642247 |
14 | 16281744 |
15 | d520732 |
hex | 90eff90 |
151977872 has 20 divisors (see below), whose sum is σ = 303956736. Its totient is φ = 73537440.
The previous prime is 151977869. The next prime is 151977877. The reversal of 151977872 is 278779151.
151977872 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
151977872 is an admirable number.
It is not an unprimeable number, because it can be changed into a prime (151977877) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 152708 + ... + 153699.
Almost surely, 2151977872 is an apocalyptic number.
It is an amenable number.
151977872 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
151977872 is a wasteful number, since it uses less digits than its factorization.
151977872 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 306446 (or 306440 counting only the distinct ones).
The product of its digits is 246960, while the sum is 47.
The square root of 151977872 is about 12327.9305643729. The cubic root of 151977872 is about 533.6544309474.
The spelling of 151977872 in words is "one hundred fifty-one million, nine hundred seventy-seven thousand, eight hundred seventy-two".
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