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10407405 = 35693827
BaseRepresentation
bin100111101100…
…110111101101
3201120202021110
4213230313231
510131014110
61011022233
7154314201
oct47546755
921522243
1010407405
115969268
12359a979
132205138
14154cb01
15da8a20
hex9ecded

10407405 has 8 divisors (see below), whose sum is σ = 16651872. Its totient is φ = 5550608.

The previous prime is 10407403. The next prime is 10407409. The reversal of 10407405 is 50470401.

10407405 is digitally balanced in base 3, 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 cyclic number.

It is not a de Polignac number, because 10407405 - 21 = 10407403 is a prime.

It is a Curzon number.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 346899 + ... + 346928.

It is an arithmetic number, because the mean of its divisors is an integer number (2081484).

Almost surely, 210407405 is an apocalyptic number.

10407405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10407405 is a deficient number, since it is larger than the sum of its proper divisors (6244467).

10407405 is an equidigital number, since it uses as much as digits as its factorization.

10407405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 693835.

The product of its (nonzero) digits is 560, while the sum is 21.

The square root of 10407405 is about 3226.0509915375. The cubic root of 10407405 is about 218.3303705028.

Adding to 10407405 its reverse (50470401), we get a palindrome (60877806).

The spelling of 10407405 in words is "ten million, four hundred seven thousand, four hundred five".

Divisors: 1 3 5 15 693827 2081481 3469135 10407405