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245353353 = 3711683493
BaseRepresentation
bin11101001111111…
…00101110001001
3122002200020112020
432213330232021
51000302301403
640202435053
76036316620
oct1647745611
9562606466
10245353353
1111654a673
126a202a89
133baa66cb
142482a6b7
1516817453
hexe9fcb89

245353353 has 8 divisors (see below), whose sum is σ = 373871808. Its totient is φ = 140201904.

The previous prime is 245353343. The next prime is 245353357. The reversal of 245353353 is 353353542.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 245353353 - 25 = 245353321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (245353357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5841726 + ... + 5841767.

It is an arithmetic number, because the mean of its divisors is an integer number (46733976).

Almost surely, 2245353353 is an apocalyptic number.

It is an amenable number.

245353353 is a deficient number, since it is larger than the sum of its proper divisors (128518455).

245353353 is a wasteful number, since it uses less digits than its factorization.

245353353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11683503.

The product of its digits is 81000, while the sum is 33.

The square root of 245353353 is about 15663.7592231239. The cubic root of 245353353 is about 626.0331524393.

The spelling of 245353353 in words is "two hundred forty-five million, three hundred fifty-three thousand, three hundred fifty-three".

Divisors: 1 3 7 21 11683493 35050479 81784451 245353353