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10291201 = 29354869
BaseRepresentation
bin100111010000…
…100000000001
3201100211212121
4213100200001
510113304301
61004324241
7153321334
oct47204001
921324777
1010291201
115899a28
123543681
13219428b
14151c61b
15d843a1
hex9d0801

10291201 has 4 divisors (see below), whose sum is σ = 10646100. Its totient is φ = 9936304.

The previous prime is 10291199. The next prime is 10291207. The reversal of 10291201 is 10219201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10219201 = 30793319.

It can be written as a sum of positive squares in 2 ways, for example, as 4626801 + 5664400 = 2151^2 + 2380^2 .

It is a cyclic number.

It is not a de Polignac number, because 10291201 - 21 = 10291199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10291207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 177406 + ... + 177463.

It is an arithmetic number, because the mean of its divisors is an integer number (2661525).

Almost surely, 210291201 is an apocalyptic number.

It is an amenable number.

10291201 is a deficient number, since it is larger than the sum of its proper divisors (354899).

10291201 is an equidigital number, since it uses as much as digits as its factorization.

10291201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354898.

The product of its (nonzero) digits is 36, while the sum is 16.

The square root of 10291201 is about 3207.9901807830. The cubic root of 10291201 is about 217.5147371879.

The spelling of 10291201 in words is "ten million, two hundred ninety-one thousand, two hundred one".

Divisors: 1 29 354869 10291201