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245234754 = 23218117523
BaseRepresentation
bin11101001110111…
…11110001000010
3122002110012211200
432213133301002
51000240003004
640200122030
76035314062
oct1647376102
9562405750
10245234754
11116479556
126a166316
133ba6472b
14247d93a2
15167e2239
hexe9dfc42

245234754 has 24 divisors (see below), whose sum is σ = 531706032. Its totient is φ = 81688920.

The previous prime is 245234753. The next prime is 245234761. The reversal of 245234754 is 457432542.

245234754 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (245234753) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28837 + ... + 36359.

It is an arithmetic number, because the mean of its divisors is an integer number (22154418).

Almost surely, 2245234754 is an apocalyptic number.

245234754 is an abundant number, since it is smaller than the sum of its proper divisors (286471278).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

245234754 is a wasteful number, since it uses less digits than its factorization.

245234754 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9342 (or 9339 counting only the distinct ones).

The product of its digits is 134400, while the sum is 36.

The square root of 245234754 is about 15659.9729884825. The cubic root of 245234754 is about 625.9322654650.

The spelling of 245234754 in words is "two hundred forty-five million, two hundred thirty-four thousand, seven hundred fifty-four".

Divisors: 1 2 3 6 9 18 1811 3622 5433 7523 10866 15046 16299 22569 32598 45138 67707 135414 13624153 27248306 40872459 81744918 122617377 245234754