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10272663 = 34126823
BaseRepresentation
bin100111001011…
…111110010111
3201022220110000
4213023332113
510112211123
61004102343
7153213312
oct47137627
921286400
1010272663
115887005
1235349b3
1321889cb
141515979
15d7db43
hex9cbf97

10272663 has 10 divisors (see below), whose sum is σ = 15345704. Its totient is φ = 6848388.

The previous prime is 10272659. The next prime is 10272683. The reversal of 10272663 is 36627201.

It is a happy number.

It is not a de Polignac number, because 10272663 - 22 = 10272659 is a prime.

It is a super-2 number, since 2×102726632 = 211055210223138, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10272683) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 63331 + ... + 63492.

Almost surely, 210272663 is an apocalyptic number.

10272663 is a deficient number, since it is larger than the sum of its proper divisors (5073041).

10272663 is an equidigital number, since it uses as much as digits as its factorization.

10272663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126835 (or 126826 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 10272663 is about 3205.0995304358. The cubic root of 10272663 is about 217.3840523500.

Adding to 10272663 its reverse (36627201), we get a palindrome (46899864).

The spelling of 10272663 in words is "ten million, two hundred seventy-two thousand, six hundred sixty-three".

Divisors: 1 3 9 27 81 126823 380469 1141407 3424221 10272663