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10872401 = 17738761
BaseRepresentation
bin101001011110…
…011001010001
3202110101010112
4221132121101
510240404101
61025011105
7161261651
oct51363121
922411115
1010872401
116156661
123783a95
132338997
141630361
15e4b6bb
hexa5e651

10872401 has 8 divisors (see below), whose sum is σ = 11670984. Its totient is φ = 10091520.

The previous prime is 10872383. The next prime is 10872403. The reversal of 10872401 is 10427801.

10872401 is nontrivially palindromic in base 14.

10872401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1113025 + 9759376 = 1055^2 + 3124^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2k-10872401 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10872403) 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, 3140 + ... + 5621.

It is an arithmetic number, because the mean of its divisors is an integer number (1458873).

Almost surely, 210872401 is an apocalyptic number.

It is an amenable number.

10872401 is a deficient number, since it is larger than the sum of its proper divisors (798583).

10872401 is an equidigital number, since it uses as much as digits as its factorization.

10872401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8851.

The product of its (nonzero) digits is 448, while the sum is 23.

The square root of 10872401 is about 3297.3324066584. The cubic root of 10872401 is about 221.5347301877.

The spelling of 10872401 in words is "ten million, eight hundred seventy-two thousand, four hundred one".

Divisors: 1 17 73 1241 8761 148937 639553 10872401