Search a number
-
+
30192869245667 = 50790159446367
BaseRepresentation
bin1101101110101110100110…
…01111110000001011100011
310221220102001222012120222012
412313113103033300023203
512424134444011330132
6144114225044303135
76234235306052042
oct667272317601343
9127812058176865
1030192869245667
1196907a6620a57
1234776b69a1aab
1313b023833455b
147654b23d6559
153755bc2070b2
hex1b75d33f02e3

30192869245667 has 4 divisors (see below), whose sum is σ = 30192929199936. Its totient is φ = 30192809291400.

The previous prime is 30192869245639. The next prime is 30192869245673. The reversal of 30192869245667 is 76654296829103.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 30192869245667 - 212 = 30192869241571 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30192869245597 and 30192869245606.

It is not an unprimeable number, because it can be changed into a prime (30192869245267) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29215283 + ... + 30231084.

It is an arithmetic number, because the mean of its divisors is an integer number (7548232299984).

It is a 1-persistent number, because it is pandigital, but 2⋅30192869245667 = 60385738491334 is not.

Almost surely, 230192869245667 is an apocalyptic number.

30192869245667 is a deficient number, since it is larger than the sum of its proper divisors (59954269).

30192869245667 is an equidigital number, since it uses as much as digits as its factorization.

30192869245667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59954268.

The product of its (nonzero) digits is 235146240, while the sum is 68.

The spelling of 30192869245667 in words is "thirty trillion, one hundred ninety-two billion, eight hundred sixty-nine million, two hundred forty-five thousand, six hundred sixty-seven".

Divisors: 1 507901 59446367 30192869245667