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11742853 = 73160861
BaseRepresentation
bin101100110010…
…111010000101
3211002121011111
4230302322011
511001232403
61055405021
7201545503
oct54627205
924077144
1011742853
1166a0641
123b23771
132581c45
1417b9673
15106e56d
hexb32e85

11742853 has 4 divisors (see below), whose sum is σ = 11903788. Its totient is φ = 11581920.

The previous prime is 11742793. The next prime is 11742877. The reversal of 11742853 is 35824711.

11742853 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 35824711 = 132755747.

It can be written as a sum of positive squares in 2 ways, for example, as 8567329 + 3175524 = 2927^2 + 1782^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-11742853 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 (11742553) 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, 80358 + ... + 80503.

It is an arithmetic number, because the mean of its divisors is an integer number (2975947).

Almost surely, 211742853 is an apocalyptic number.

It is an amenable number.

11742853 is a deficient number, since it is larger than the sum of its proper divisors (160935).

11742853 is an equidigital number, since it uses as much as digits as its factorization.

11742853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160934.

The product of its digits is 6720, while the sum is 31.

The square root of 11742853 is about 3426.7846445320. The cubic root of 11742853 is about 227.2956938876.

The spelling of 11742853 in words is "eleven million, seven hundred forty-two thousand, eight hundred fifty-three".

Divisors: 1 73 160861 11742853