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10407401 = 21414861
BaseRepresentation
bin100111101100…
…110111101001
3201120202021022
4213230313221
510131014101
61011022225
7154314164
oct47546751
921522238
1010407401
115969264
12359a975
132205134
14154cadb
15da8a1b
hex9ecde9

10407401 has 4 divisors (see below), whose sum is σ = 10414404. Its totient is φ = 10400400.

The previous prime is 10407389. The next prime is 10407403. The reversal of 10407401 is 10470401.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 10470401 = 64716183.

It can be written as a sum of positive squares in 2 ways, for example, as 9759376 + 648025 = 3124^2 + 805^2 .

It is a cyclic number.

It is not a de Polignac number, because 10407401 - 210 = 10406377 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10407401.

It is not an unprimeable number, because it can be changed into a prime (10407403) 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, 290 + ... + 4571.

It is an arithmetic number, because the mean of its divisors is an integer number (2603601).

Almost surely, 210407401 is an apocalyptic number.

It is an amenable number.

10407401 is a deficient number, since it is larger than the sum of its proper divisors (7003).

10407401 is an equidigital number, since it uses as much as digits as its factorization.

10407401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7002.

The product of its (nonzero) digits is 112, while the sum is 17.

The square root of 10407401 is about 3226.0503715844. The cubic root of 10407401 is about 218.3303425317.

Adding to 10407401 its reverse (10470401), we get a palindrome (20877802).

The spelling of 10407401 in words is "ten million, four hundred seven thousand, four hundred one".

Divisors: 1 2141 4861 10407401