Base | Representation |
---|---|
bin | 10010000111100… |
… | …10111001110001 |
3 | 101120222212220120 |
4 | 21003302321301 |
5 | 302402133443 |
6 | 23025400453 |
7 | 3523615110 |
oct | 1103627161 |
9 | 346885816 |
10 | 151989873 |
11 | 78881272 |
12 | 42a99129 |
13 | 25647849 |
14 | 16285c77 |
15 | d524083 |
hex | 90f2e71 |
151989873 has 32 divisors (see below), whose sum is σ = 245360640. Its totient is φ = 81751680.
The previous prime is 151989853. The next prime is 151989881. The reversal of 151989873 is 378989151.
151989873 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 151989873 - 216 = 151924337 is a prime.
It is a super-3 number, since 3×1519898733 (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is not an unprimeable number, because it can be changed into a prime (151989853) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65493 + ... + 67773.
It is an arithmetic number, because the mean of its divisors is an integer number (7667520).
Almost surely, 2151989873 is an apocalyptic number.
It is an amenable number.
151989873 is a deficient number, since it is larger than the sum of its proper divisors (93370767).
151989873 is a wasteful number, since it uses less digits than its factorization.
151989873 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2477.
The product of its digits is 544320, while the sum is 51.
The square root of 151989873 is about 12328.4172950140. The cubic root of 151989873 is about 533.6684773305.
The spelling of 151989873 in words is "one hundred fifty-one million, nine hundred eighty-nine thousand, eight hundred seventy-three".
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