Search a number
-
+
10772271 = 34177823
BaseRepresentation
bin101001000101…
…111100101111
3202021021210000
4221011330233
510224203041
61022515343
7160364016
oct51057457
922237700
1010772271
116098404
123735b53
132302233
141605a7d
15e2bbb6
hexa45f2f

10772271 has 20 divisors (see below), whose sum is σ = 17040672. Its totient is φ = 6758208.

The previous prime is 10772269. The next prime is 10772287. The reversal of 10772271 is 17227701.

It is not a de Polignac number, because 10772271 - 21 = 10772269 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10772171) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2535 + ... + 5288.

Almost surely, 210772271 is an apocalyptic number.

10772271 is a deficient number, since it is larger than the sum of its proper divisors (6268401).

10772271 is an equidigital number, since it uses as much as digits as its factorization.

10772271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7852 (or 7843 counting only the distinct ones).

The product of its (nonzero) digits is 1372, while the sum is 27.

The square root of 10772271 is about 3282.1138005864. The cubic root of 10772271 is about 220.8525527674.

Adding to 10772271 its reverse (17227701), we get a palindrome (27999972).

The spelling of 10772271 in words is "ten million, seven hundred seventy-two thousand, two hundred seventy-one".

Divisors: 1 3 9 17 27 51 81 153 459 1377 7823 23469 70407 132991 211221 398973 633663 1196919 3590757 10772271