Base | Representation |
---|---|
bin | 1010101000001… |
… | …00001001100000 |
3 | 20012202002020221 |
4 | 11110010021200 |
5 | 140310132302 |
6 | 12502412424 |
7 | 2131504510 |
oct | 524041140 |
9 | 205662227 |
10 | 89145952 |
11 | 46358745 |
12 | 25a31114 |
13 | 156132ac |
14 | bba7840 |
15 | 7c5d937 |
hex | 5504260 |
89145952 has 24 divisors (see below), whose sum is σ = 200578896. Its totient is φ = 38205312.
The previous prime is 89145941. The next prime is 89145961. The reversal of 89145952 is 25954198.
It is a junction number, because it is equal to n+sod(n) for n = 89145899 and 89145908.
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, 198763 + ... + 199210.
It is an arithmetic number, because the mean of its divisors is an integer number (8357454).
Almost surely, 289145952 is an apocalyptic number.
It is an amenable number.
89145952 is an abundant number, since it is smaller than the sum of its proper divisors (111432944).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89145952 is a wasteful number, since it uses less digits than its factorization.
89145952 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 397990 (or 397982 counting only the distinct ones).
The product of its digits is 129600, while the sum is 43.
The square root of 89145952 is about 9441.7134038267. The cubic root of 89145952 is about 446.7184356224.
The spelling of 89145952 in words is "eighty-nine million, one hundred forty-five thousand, nine hundred fifty-two".
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