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10808901 = 321200989
BaseRepresentation
bin101001001110…
…111001000101
3202100011000200
4221032321011
510231341101
61023401113
7160605555
oct51167105
922304020
1010808901
116112984
123753199
132315acc
141615165
15e37986
hexa4ee45

10808901 has 6 divisors (see below), whose sum is σ = 15612870. Its totient is φ = 7205928.

The previous prime is 10808899. The next prime is 10808911. The reversal of 10808901 is 10980801.

10808901 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 only one way, i.e., 10246401 + 562500 = 3201^2 + 750^2 .

It is not a de Polignac number, because 10808901 - 21 = 10808899 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10808911) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 600486 + ... + 600503.

It is an arithmetic number, because the mean of its divisors is an integer number (2602145).

Almost surely, 210808901 is an apocalyptic number.

It is an amenable number.

10808901 is a deficient number, since it is larger than the sum of its proper divisors (4803969).

10808901 is a wasteful number, since it uses less digits than its factorization.

10808901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1200995 (or 1200992 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 27.

The square root of 10808901 is about 3287.6893101387. The cubic root of 10808901 is about 221.1025983627.

The spelling of 10808901 in words is "ten million, eight hundred eight thousand, nine hundred one".

Divisors: 1 3 9 1200989 3602967 10808901