Search a number
-
+
10747021 is a prime number
BaseRepresentation
bin101000111111…
…110010001101
3202020000010211
4220333302031
510222401041
61022202421
7160230265
oct50776215
922200124
1010747021
11608043a
123723411
1322c38ac
1415da7a5
15e24481
hexa3fc8d

10747021 has 2 divisors, whose sum is σ = 10747022. Its totient is φ = 10747020.

The previous prime is 10747013. The next prime is 10747069. The reversal of 10747021 is 12074701.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8328996 + 2418025 = 2886^2 + 1555^2 .

It is a cyclic number.

It is not a de Polignac number, because 10747021 - 23 = 10747013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10746983 and 10747001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10747921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5373510 + 5373511.

It is an arithmetic number, because the mean of its divisors is an integer number (5373511).

Almost surely, 210747021 is an apocalyptic number.

It is an amenable number.

10747021 is a deficient number, since it is larger than the sum of its proper divisors (1).

10747021 is an equidigital number, since it uses as much as digits as its factorization.

10747021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 392, while the sum is 22.

The square root of 10747021 is about 3278.2649374326. The cubic root of 10747021 is about 220.6798596948.

The spelling of 10747021 in words is "ten million, seven hundred forty-seven thousand, twenty-one".