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30822471361 = 114759617933
BaseRepresentation
bin11100101101001010…
…011001011011000001
32221120001220202222101
4130231022121123001
51001111023040421
622054252310401
72140544453353
oct345512313301
987501822871
1030822471361
1112087532a30
125b82472401
132ba28b5246
1416c57830d3
15c05e3e191
hex72d2996c1

30822471361 has 8 divisors (see below), whose sum is σ = 34339929984. Its totient is φ = 27424248720.

The previous prime is 30822471359. The next prime is 30822471397. The reversal of 30822471361 is 16317422803.

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 30822471361 - 21 = 30822471359 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 30822471361.

It is not an unprimeable number, because it can be changed into a prime (30822471661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29808450 + ... + 29809483.

It is an arithmetic number, because the mean of its divisors is an integer number (4292491248).

Almost surely, 230822471361 is an apocalyptic number.

It is an amenable number.

30822471361 is a deficient number, since it is larger than the sum of its proper divisors (3517458623).

30822471361 is a wasteful number, since it uses less digits than its factorization.

30822471361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59617991.

The product of its (nonzero) digits is 48384, while the sum is 37.

The spelling of 30822471361 in words is "thirty billion, eight hundred twenty-two million, four hundred seventy-one thousand, three hundred sixty-one".

Divisors: 1 11 47 517 59617933 655797263 2802042851 30822471361