Base | Representation |
---|---|
bin | 1110000011001110111101… |
… | …11101110110000001001011 |
3 | 11001101202200202100111011020 |
4 | 13001213132331312001023 |
5 | 13022210424232422443 |
6 | 145414031020003523 |
7 | 6336160244034621 |
oct | 701473675660113 |
9 | 131352622314136 |
10 | 30897440514123 |
11 | 9932592748267 |
12 | 357016a3905a3 |
13 | 143180186bc71 |
14 | 78b630879511 |
15 | 388aa7779583 |
hex | 1c19def7604b |
30897440514123 has 8 divisors (see below), whose sum is σ = 41811461790528. Its totient is φ = 20290856456904.
The previous prime is 30897440514107. The next prime is 30897440514133. The reversal of 30897440514123 is 32141504479803.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30897440514123 - 24 = 30897440514107 is a prime.
It is not an unprimeable number, because it can be changed into a prime (30897440514103) 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, 76859304561 + ... + 76859304962.
It is an arithmetic number, because the mean of its divisors is an integer number (5226432723816).
Almost surely, 230897440514123 is an apocalyptic number.
30897440514123 is a deficient number, since it is larger than the sum of its proper divisors (10914021276405).
30897440514123 is a wasteful number, since it uses less digits than its factorization.
30897440514123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 153718609593.
The product of its (nonzero) digits is 2903040, while the sum is 51.
The spelling of 30897440514123 in words is "thirty trillion, eight hundred ninety-seven billion, four hundred forty million, five hundred fourteen thousand, one hundred twenty-three".
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