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2253210331 = 2742782153
BaseRepresentation
bin1000011001001101…
…0100001011011011
312211000210221111111
42012103110023123
514103310212311
61011330041151
7106556654221
oct20623241333
95730727444
102253210331
11a569732a9
1252a7191b7
1329ba72068
1417536cb11
15d2c2cd21
hex864d42db

2253210331 has 4 divisors (see below), whose sum is σ = 2253319912. Its totient is φ = 2253100752.

The previous prime is 2253210329. The next prime is 2253210343. The reversal of 2253210331 is 1330123522.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2253210331 - 21 = 2253210329 is a prime.

It is a super-2 number, since 2×22532103312 = 10153913591450259122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2253214331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13650 + ... + 68503.

It is an arithmetic number, because the mean of its divisors is an integer number (563329978).

Almost surely, 22253210331 is an apocalyptic number.

2253210331 is a deficient number, since it is larger than the sum of its proper divisors (109581).

2253210331 is an equidigital number, since it uses as much as digits as its factorization.

2253210331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109580.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 2253210331 is about 47467.9927003449. The cubic root of 2253210331 is about 1310.9936192552.

Adding to 2253210331 its reverse (1330123522), we get a palindrome (3583333853).

The spelling of 2253210331 in words is "two billion, two hundred fifty-three million, two hundred ten thousand, three hundred thirty-one".

Divisors: 1 27427 82153 2253210331