Base | Representation |
---|---|
bin | 100001100001111001… |
… | …0010100100010111001 |
3 | 20212212002122121222220 |
4 | 1003003302110202321 |
5 | 2134431040201314 |
6 | 53024524234253 |
7 | 5126221546560 |
oct | 1030362244271 |
9 | 225762577886 |
10 | 72004225209 |
11 | 2859a565144 |
12 | 11b5609b989 |
13 | 6a36740c27 |
14 | 36b0c90bd7 |
15 | 1d1655a3a9 |
hex | 10c3c948b9 |
72004225209 has 8 divisors (see below), whose sum is σ = 109720724160. Its totient is φ = 41145271536.
The previous prime is 72004225057. The next prime is 72004225283. The reversal of 72004225209 is 90252240027.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 72004225209 - 28 = 72004224953 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 72004225209.
It is not an unprimeable number, because it can be changed into a prime (72004225609) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1714386294 + ... + 1714386335.
It is an arithmetic number, because the mean of its divisors is an integer number (13715090520).
Almost surely, 272004225209 is an apocalyptic number.
It is an amenable number.
72004225209 is a deficient number, since it is larger than the sum of its proper divisors (37716498951).
72004225209 is a wasteful number, since it uses less digits than its factorization.
72004225209 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3428772639.
The product of its (nonzero) digits is 20160, while the sum is 33.
The spelling of 72004225209 in words is "seventy-two billion, four million, two hundred twenty-five thousand, two hundred nine".
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