Search a number
-
+
10705771 is a prime number
BaseRepresentation
bin101000110101…
…101101101011
3202010220120001
4220311231223
510220041041
61021243431
7156666106
oct50655553
922126501
1010705771
11605244a
123703577
1322aab9b
1415c973d
15e17131
hexa35b6b

10705771 has 2 divisors, whose sum is σ = 10705772. Its totient is φ = 10705770.

The previous prime is 10705769. The next prime is 10705781. The reversal of 10705771 is 17750701.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10705771 - 21 = 10705769 is a prime.

It is a super-2 number, since 2×107057712 = 229227065408882, which contains 22 as substring.

Together with 10705769, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (10705711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5352885 + 5352886.

It is an arithmetic number, because the mean of its divisors is an integer number (5352886).

Almost surely, 210705771 is an apocalyptic number.

10705771 is a deficient number, since it is larger than the sum of its proper divisors (1).

10705771 is an equidigital number, since it uses as much as digits as its factorization.

10705771 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1715, while the sum is 28.

The square root of 10705771 is about 3271.9674509383. The cubic root of 10705771 is about 220.3971545071.

It can be divided in two parts, 10705 and 771, that added together give a triangular number (11476 = T151).

The spelling of 10705771 in words is "ten million, seven hundred five thousand, seven hundred seventy-one".