Base | Representation |
---|---|
bin | 11100000101100001… |
… | …100100011100010101 |
3 | 2212211201120120000021 |
4 | 130011201210130111 |
5 | 443230302112143 |
6 | 21504254545141 |
7 | 2115221104444 |
oct | 340541443425 |
9 | 85751516007 |
10 | 30157457173 |
11 | 11876109a28 |
12 | 5a178081b1 |
13 | 2ac7ba531c |
14 | 1661314d5b |
15 | bb787cced |
hex | 705864715 |
30157457173 has 8 divisors (see below), whose sum is σ = 31948525440. Its totient is φ = 28368288960.
The previous prime is 30157457117. The next prime is 30157457177. The reversal of 30157457173 is 37175475103.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30157457173 - 29 = 30157456661 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30157457177) 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, 442263 + ... + 505876.
It is an arithmetic number, because the mean of its divisors is an integer number (3993565680).
Almost surely, 230157457173 is an apocalyptic number.
It is an amenable number.
30157457173 is a deficient number, since it is larger than the sum of its proper divisors (1791068267).
30157457173 is a wasteful number, since it uses less digits than its factorization.
30157457173 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 950027.
The product of its (nonzero) digits is 308700, while the sum is 43.
The spelling of 30157457173 in words is "thirty billion, one hundred fifty-seven million, four hundred fifty-seven thousand, one hundred seventy-three".
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