Search a number
-
+
30711764045 = 522327544183
BaseRepresentation
bin11100100110100100…
…000101010001001101
32221021100121021002102
4130212210011101031
51000344202422140
622035255404445
72135031454454
oct344644052115
987240537072
1030711764045
111202aa98986
125b51383725
132b85992c61
1416b4ba5b9b
15beb371e15
hex72690544d

30711764045 has 8 divisors (see below), whose sum is σ = 37019383296. Its totient is φ = 24459233616.

The previous prime is 30711764029. The next prime is 30711764059. The reversal of 30711764045 is 54046711703.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 30711764045 - 24 = 30711764029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13770977 + ... + 13773206.

It is an arithmetic number, because the mean of its divisors is an integer number (4627422912).

Almost surely, 230711764045 is an apocalyptic number.

It is an amenable number.

30711764045 is a deficient number, since it is larger than the sum of its proper divisors (6307619251).

30711764045 is a wasteful number, since it uses less digits than its factorization.

30711764045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27544411.

The product of its (nonzero) digits is 70560, while the sum is 38.

The spelling of 30711764045 in words is "thirty billion, seven hundred eleven million, seven hundred sixty-four thousand, forty-five".

Divisors: 1 5 223 1115 27544183 137720915 6142352809 30711764045