Search a number
-
+
245875430 = 25241102023
BaseRepresentation
bin11101010011111…
…00001011100110
3122010122202200102
432221330023212
51000421003210
640221544102
76043622663
oct1651741346
9563582612
10245875430
11116876939
126a415032
133bc2a228
1424924a6a
15168bbea5
hexea7c2e6

245875430 has 16 divisors (see below), whose sum is σ = 444416544. Its totient is φ = 97941120.

The previous prime is 245875423. The next prime is 245875433. The reversal of 245875430 is 34578542.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245875433) 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, 48602 + ... + 53421.

It is an arithmetic number, because the mean of its divisors is an integer number (27776034).

Almost surely, 2245875430 is an apocalyptic number.

245875430 is a deficient number, since it is larger than the sum of its proper divisors (198541114).

245875430 is a wasteful number, since it uses less digits than its factorization.

245875430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102271.

The product of its (nonzero) digits is 134400, while the sum is 38.

The square root of 245875430 is about 15680.4154919441. The cubic root of 245875430 is about 626.4768743320.

The spelling of 245875430 in words is "two hundred forty-five million, eight hundred seventy-five thousand, four hundred thirty".

Divisors: 1 2 5 10 241 482 1205 2410 102023 204046 510115 1020230 24587543 49175086 122937715 245875430