Base | Representation |
---|---|
bin | 11100101100010001… |
… | …000110101000001101 |
3 | 2221112000122201112011 |
4 | 130230101012220031 |
5 | 1001043201432143 |
6 | 22052554341221 |
7 | 2140303010551 |
oct | 345421065015 |
9 | 87460581464 |
10 | 30807452173 |
11 | 1207a004883 |
12 | 5b7942a811 |
13 | 2b9c756c54 |
14 | 16c3793861 |
15 | c04973e9d |
hex | 72c446a0d |
30807452173 has 16 divisors (see below), whose sum is σ = 34248156480. Its totient is φ = 27577541376.
The previous prime is 30807452153. The next prime is 30807452183. The reversal of 30807452173 is 37125470803.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 30807452173 - 225 = 30773897741 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30807452153) 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, 433311 + ... + 499372.
It is an arithmetic number, because the mean of its divisors is an integer number (2140509780).
Almost surely, 230807452173 is an apocalyptic number.
It is an amenable number.
30807452173 is a deficient number, since it is larger than the sum of its proper divisors (3440704307).
30807452173 is a wasteful number, since it uses less digits than its factorization.
30807452173 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 932796.
The product of its (nonzero) digits is 141120, while the sum is 40.
The spelling of 30807452173 in words is "thirty billion, eight hundred seven million, four hundred fifty-two thousand, one hundred seventy-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •