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10423271 = 12782073
BaseRepresentation
bin100111110000…
…101111100111
3201121120001002
4213300233213
510132021041
61011223515
7154411355
oct47605747
921546032
1010423271
11597a181
1235a7b9b
13220c421
1415547d5
15dad59b
hex9f0be7

10423271 has 4 divisors (see below), whose sum is σ = 10505472. Its totient is φ = 10341072.

The previous prime is 10423249. The next prime is 10423279. The reversal of 10423271 is 17232401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 17232401 = 35348817.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10423271 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 (10423279) 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, 40910 + ... + 41163.

It is an arithmetic number, because the mean of its divisors is an integer number (2626368).

Almost surely, 210423271 is an apocalyptic number.

10423271 is a deficient number, since it is larger than the sum of its proper divisors (82201).

10423271 is an equidigital number, since it uses as much as digits as its factorization.

10423271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82200.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 10423271 is about 3228.5090986398. The cubic root of 10423271 is about 218.4412617658.

Adding to 10423271 its reverse (17232401), we get a palindrome (27655672).

The spelling of 10423271 in words is "ten million, four hundred twenty-three thousand, two hundred seventy-one".

Divisors: 1 127 82073 10423271