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10194457 = 713293863
BaseRepresentation
bin100110111000…
…111000011001
3201011221011111
4212320320121
510102210312
61002300321
7152436310
oct46707031
921157144
1010194457
115833279
1234b76a1
13215c230
1414d5277
15d658a7
hex9b8e19

10194457 has 16 divisors (see below), whose sum is σ = 12983040. Its totient is φ = 7785792.

The previous prime is 10194413. The next prime is 10194461. The reversal of 10194457 is 75449101.

10194457 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10194457 - 27 = 10194329 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10194487) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 708 + ... + 4570.

It is an arithmetic number, because the mean of its divisors is an integer number (811440).

Almost surely, 210194457 is an apocalyptic number.

It is an amenable number.

10194457 is a deficient number, since it is larger than the sum of its proper divisors (2788583).

10194457 is a wasteful number, since it uses less digits than its factorization.

10194457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3912.

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 10194457 is about 3192.8759762947. The cubic root of 10194457 is about 216.8309967005.

It can be divided in two parts, 1019 and 4457, that added together give a square (5476 = 742).

The spelling of 10194457 in words is "ten million, one hundred ninety-four thousand, four hundred fifty-seven".

Divisors: 1 7 13 29 91 203 377 2639 3863 27041 50219 112027 351533 784189 1456351 10194457