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10121774 = 213389299
BaseRepresentation
bin100110100111…
…001000101110
3201001020110112
4212213020232
510042344044
61000540022
7152014355
oct46471056
921036415
1010121774
115793703
123481612
132135120
1414b699c
15d4e09e
hex9a722e

10121774 has 8 divisors (see below), whose sum is σ = 16350600. Its totient is φ = 4671576.

The previous prime is 10121743. The next prime is 10121777. The reversal of 10121774 is 47712101.

10121774 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10121777) 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, 194624 + ... + 194675.

It is an arithmetic number, because the mean of its divisors is an integer number (2043825).

Almost surely, 210121774 is an apocalyptic number.

10121774 is a deficient number, since it is larger than the sum of its proper divisors (6228826).

10121774 is a wasteful number, since it uses less digits than its factorization.

10121774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389314.

The product of its (nonzero) digits is 392, while the sum is 23.

The square root of 10121774 is about 3181.4735579602. The cubic root of 10121774 is about 216.3144568234.

Adding to 10121774 its reverse (47712101), we get a palindrome (57833875).

The spelling of 10121774 in words is "ten million, one hundred twenty-one thousand, seven hundred seventy-four".

Divisors: 1 2 13 26 389299 778598 5060887 10121774