Base | Representation |
---|---|
bin | 11101001110111… |
… | …00111111001100 |
3 | 122002102122020010 |
4 | 32213130333030 |
5 | 1000234121442 |
6 | 40155553220 |
7 | 6035235642 |
oct | 1647347714 |
9 | 562378203 |
10 | 245223372 |
11 | 116470a49 |
12 | 6a15b810 |
13 | 3ba5c4b4 |
14 | 247d5192 |
15 | 167ddb9c |
hex | e9dcfcc |
245223372 has 48 divisors (see below), whose sum is σ = 581640192. Its totient is φ = 80401920.
The previous prime is 245223371. The next prime is 245223397. The reversal of 245223372 is 273322542.
It is not an unprimeable number, because it can be changed into a prime (245223371) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 221773 + ... + 222875.
It is an arithmetic number, because the mean of its divisors is an integer number (12117504).
Almost surely, 2245223372 is an apocalyptic number.
It is an amenable number.
245223372 is an abundant number, since it is smaller than the sum of its proper divisors (336416820).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
245223372 is a wasteful number, since it uses less digits than its factorization.
245223372 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1398 (or 1396 counting only the distinct ones).
The product of its digits is 20160, while the sum is 30.
The square root of 245223372 is about 15659.6095736771. The cubic root of 245223372 is about 625.9225815857.
The spelling of 245223372 in words is "two hundred forty-five million, two hundred twenty-three thousand, three hundred seventy-two".
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