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245010130 = 25194329989
BaseRepresentation
bin11101001101010…
…00111011010010
3122002000210201021
432212220323102
51000210311010
640151230054
76033360151
oct1646507322
9562023637
10245010130
11116335812
126a07832a
133b9b6411
142477b598
151679a8da
hexe9a8ed2

245010130 has 32 divisors (see below), whose sum is σ = 475041600. Its totient is φ = 90683712.

The previous prime is 245010127. The next prime is 245010131. The reversal of 245010130 is 31010542.

It is not an unprimeable number, because it can be changed into a prime (245010131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6825 + ... + 23164.

It is an arithmetic number, because the mean of its divisors is an integer number (14845050).

Almost surely, 2245010130 is an apocalyptic number.

245010130 is a deficient number, since it is larger than the sum of its proper divisors (230031470).

245010130 is a wasteful number, since it uses less digits than its factorization.

245010130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30058.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 245010130 is about 15652.7994301339. The cubic root of 245010130 is about 625.7410984895.

Adding to 245010130 its reverse (31010542), we get a palindrome (276020672).

The spelling of 245010130 in words is "two hundred forty-five million, ten thousand, one hundred thirty".

Divisors: 1 2 5 10 19 38 43 86 95 190 215 430 817 1634 4085 8170 29989 59978 149945 299890 569791 1139582 1289527 2579054 2848955 5697910 6447635 12895270 24501013 49002026 122505065 245010130