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245013061 = 17108713259
BaseRepresentation
bin11101001101010…
…01101001000101
3122002000221201211
432212221221011
51000210404221
640151251421
76033401536
oct1646515105
9562027654
10245013061
11116337a37
126a079b71
133b9b7857
142477c68d
151679b6e1
hexe9a9a45

245013061 has 8 divisors (see below), whose sum is σ = 259683840. Its totient is φ = 230371008.

The previous prime is 245013047. The next prime is 245013071. The reversal of 245013061 is 160310542.

245013061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 245013061 - 29 = 245012549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245013031) 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, 11850 + ... + 25108.

It is an arithmetic number, because the mean of its divisors is an integer number (32460480).

Almost surely, 2245013061 is an apocalyptic number.

It is an amenable number.

245013061 is a deficient number, since it is larger than the sum of its proper divisors (14670779).

245013061 is a wasteful number, since it uses less digits than its factorization.

245013061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14363.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 245013061 is about 15652.8930552790. The cubic root of 245013061 is about 625.7435936787.

The spelling of 245013061 in words is "two hundred forty-five million, thirteen thousand, sixty-one".

Divisors: 1 17 1087 13259 18479 225403 14412533 245013061