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10120041 = 321124449
BaseRepresentation
bin100110100110…
…101101101001
3201001011002100
4212212231221
510042320131
61000524013
7152006331
oct46465551
921034070
1010120041
115792378
123480609
1321343b9
1414b60c1
15d4d7e6
hex9a6b69

10120041 has 6 divisors (see below), whose sum is σ = 14617850. Its totient is φ = 6746688.

The previous prime is 10120039. The next prime is 10120057. The reversal of 10120041 is 14002101.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 9734400 + 385641 = 3120^2 + 621^2 .

It is not a de Polignac number, because 10120041 - 21 = 10120039 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 1124449 = 10120041 / (1 + 0 + 1 + 2 + 0 + 0 + 4 + 1).

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10120021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 562216 + ... + 562233.

Almost surely, 210120041 is an apocalyptic number.

It is an amenable number.

10120041 is a deficient number, since it is larger than the sum of its proper divisors (4497809).

10120041 is a wasteful number, since it uses less digits than its factorization.

10120041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1124455 (or 1124452 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 10120041 is about 3181.2011882306. The cubic root of 10120041 is about 216.3021106889.

Adding to 10120041 its reverse (14002101), we get a palindrome (24122142).

The spelling of 10120041 in words is "ten million, one hundred twenty thousand, forty-one".

Divisors: 1 3 9 1124449 3373347 10120041