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2471253 = 34319157
BaseRepresentation
bin1001011011010101010101
311122112220220
421123111111
51113040003
6124544553
730001551
oct11332525
94575826
102471253
111438764
129b2159
13686aa5
14484861
1533c353
hex25b555

2471253 has 8 divisors (see below), whose sum is σ = 3371808. Its totient is φ = 1609104.

The previous prime is 2471251. The next prime is 2471257. The reversal of 2471253 is 3521742.

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

It is not a de Polignac number, because 2471253 - 21 = 2471251 is a prime.

It is a super-2 number, since 2×24712532 = 12214182780018, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2471251) 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, 9450 + ... + 9707.

It is an arithmetic number, because the mean of its divisors is an integer number (421476).

22471253 is an apocalyptic number.

It is an amenable number.

2471253 is a deficient number, since it is larger than the sum of its proper divisors (900555).

2471253 is a wasteful number, since it uses less digits than its factorization.

2471253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19203.

The product of its digits is 1680, while the sum is 24.

The square root of 2471253 is about 1572.0219464117. The cubic root of 2471253 is about 135.1986649787.

Adding to 2471253 its reverse (3521742), we get a palindrome (5992995).

The spelling of 2471253 in words is "two million, four hundred seventy-one thousand, two hundred fifty-three".

Divisors: 1 3 43 129 19157 57471 823751 2471253