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2031253 = 7439661
BaseRepresentation
bin111101111111010010101
310211012100121
413233322111
51010000003
6111311541
723160010
oct7577225
93735317
102031253
111168124
1281b5b1
13561733
143ac377
152a1cbd
hex1efe95

2031253 has 8 divisors (see below), whose sum is σ = 2330240. Its totient is φ = 1734480.

The previous prime is 2031251. The next prime is 2031257. The reversal of 2031253 is 3521302.

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

It is a cyclic number.

It is not a de Polignac number, because 2031253 - 21 = 2031251 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2031251) 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, 2743 + ... + 3403.

It is an arithmetic number, because the mean of its divisors is an integer number (291280).

22031253 is an apocalyptic number.

It is an amenable number.

2031253 is a deficient number, since it is larger than the sum of its proper divisors (298987).

2031253 is an equidigital number, since it uses as much as digits as its factorization.

2031253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1107.

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 2031253 is about 1425.2203338432. The cubic root of 2031253 is about 126.6449878258.

Adding to 2031253 its reverse (3521302), we get a palindrome (5552555).

The spelling of 2031253 in words is "two million, thirty-one thousand, two hundred fifty-three".

Divisors: 1 7 439 661 3073 4627 290179 2031253