Base | Representation |
---|---|
bin | 1010011010100… |
… | …11110001111100 |
3 | 20002102002221002 |
4 | 11031103301330 |
5 | 134331444342 |
6 | 12400425432 |
7 | 2110450346 |
oct | 515236174 |
9 | 202362832 |
10 | 87374972 |
11 | 45359123 |
12 | 25318278 |
13 | 15143189 |
14 | b866296 |
15 | 7a0dd32 |
hex | 5353c7c |
87374972 has 6 divisors (see below), whose sum is σ = 152906208. Its totient is φ = 43687484.
The previous prime is 87374971. The next prime is 87375017. The reversal of 87374972 is 27947378.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (87374971) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10921868 + ... + 10921875.
It is an arithmetic number, because the mean of its divisors is an integer number (25484368).
Almost surely, 287374972 is an apocalyptic number.
It is an amenable number.
87374972 is a deficient number, since it is larger than the sum of its proper divisors (65531236).
87374972 is a wasteful number, since it uses less digits than its factorization.
87374972 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21843747 (or 21843745 counting only the distinct ones).
The product of its digits is 592704, while the sum is 47.
The square root of 87374972 is about 9347.4580501867. The cubic root of 87374972 is about 443.7404470072.
The spelling of 87374972 in words is "eighty-seven million, three hundred seventy-four thousand, nine hundred seventy-two".
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