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245142410 = 2571345271
BaseRepresentation
bin11101001110010…
…01001110001010
3122002021112011112
432213021032022
51000224024120
640154130322
76034450622
oct1647111612
9562245145
10245142410
11116416137
126a1209a2
133ba316a6
14247b3882
15167c4bc5
hexe9c938a

245142410 has 16 divisors (see below), whose sum is σ = 447472512. Its totient is φ = 96675600.

The previous prime is 245142407. The next prime is 245142419. The reversal of 245142410 is 14241542.

245142410 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (245142419) 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, 171926 + ... + 173345.

It is an arithmetic number, because the mean of its divisors is an integer number (27967032).

Almost surely, 2245142410 is an apocalyptic number.

245142410 is a deficient number, since it is larger than the sum of its proper divisors (202330102).

245142410 is a wasteful number, since it uses less digits than its factorization.

245142410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345349.

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 245142410 is about 15657.0243022102. The cubic root of 245142410 is about 625.8536899440.

Adding to 245142410 its reverse (14241542), we get a palindrome (259383952).

The spelling of 245142410 in words is "two hundred forty-five million, one hundred forty-two thousand, four hundred ten".

Divisors: 1 2 5 10 71 142 355 710 345271 690542 1726355 3452710 24514241 49028482 122571205 245142410