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30960948395 = 513974910539
BaseRepresentation
bin11100110101011010…
…101001010010101011
32221220201111010202102
4130311122221102223
51001402000322040
622120120324015
72144145501446
oct346532512253
987821433672
1030960948395
1112148714863
12600091360b
132bc54ab310
1416d9d0c65d
15c13194515
hex7356a94ab

30960948395 has 16 divisors (see below), whose sum is σ = 40423565280. Its totient is φ = 22627759104.

The previous prime is 30960948371. The next prime is 30960948409. The reversal of 30960948395 is 59384906903.

It is a cyclic number.

It is not a de Polignac number, because 30960948395 - 224 = 30944171179 is a prime.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 30960948395.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2448965 + ... + 2461574.

It is an arithmetic number, because the mean of its divisors is an integer number (2526472830).

Almost surely, 230960948395 is an apocalyptic number.

30960948395 is a deficient number, since it is larger than the sum of its proper divisors (9462616885).

30960948395 is a wasteful number, since it uses less digits than its factorization.

30960948395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4910654.

The product of its (nonzero) digits is 6298560, while the sum is 56.

The spelling of 30960948395 in words is "thirty billion, nine hundred sixty million, nine hundred forty-eight thousand, three hundred ninety-five".

Divisors: 1 5 13 65 97 485 1261 6305 4910539 24552695 63837007 319185035 476322283 2381611415 6192189679 30960948395