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245470063 = 1928194583
BaseRepresentation
bin11101010000110…
…01001101101111
3122002220011121211
432220121031233
51000320020223
640205135251
76040314106
oct1650311557
9562804554
10245470063
1111661a323
126a25a527
133bb17877
142485b03d
151683bd0d
hexea1936f

245470063 has 8 divisors (see below), whose sum is σ = 258537600. Its totient is φ = 232417368.

The previous prime is 245470061. The next prime is 245470067. The reversal of 245470063 is 360074542.

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 245470063 - 21 = 245470061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245470061) 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, 51270 + ... + 55852.

It is an arithmetic number, because the mean of its divisors is an integer number (32317200).

Almost surely, 2245470063 is an apocalyptic number.

245470063 is a deficient number, since it is larger than the sum of its proper divisors (13067537).

245470063 is a wasteful number, since it uses less digits than its factorization.

245470063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7421.

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 245470063 is about 15667.4842588081. The cubic root of 245470063 is about 626.1324007904.

The spelling of 245470063 in words is "two hundred forty-five million, four hundred seventy thousand, sixty-three".

Divisors: 1 19 2819 4583 53561 87077 12919477 245470063