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9306401 = 13715877
BaseRepresentation
bin100011100000…
…000100100001
3122111210222112
4203200010201
54340301101
6531245105
7142050236
oct43400441
918453875
109306401
115287045
123149795
131c0ac60
14134378d
15c3c6bb
hex8e0121

9306401 has 4 divisors (see below), whose sum is σ = 10022292. Its totient is φ = 8590512.

The previous prime is 9306383. The next prime is 9306403. The reversal of 9306401 is 1046039.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1046039 = 7913241.

It can be written as a sum of positive squares in 2 ways, for example, as 1600225 + 7706176 = 1265^2 + 2776^2 .

It is a cyclic number.

It is not a de Polignac number, because 9306401 - 222 = 5112097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9306403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 357926 + ... + 357951.

It is an arithmetic number, because the mean of its divisors is an integer number (2505573).

Almost surely, 29306401 is an apocalyptic number.

It is an amenable number.

9306401 is a deficient number, since it is larger than the sum of its proper divisors (715891).

9306401 is a wasteful number, since it uses less digits than its factorization.

9306401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 715890.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 9306401 is about 3050.6394411664. The cubic root of 9306401 is about 210.3426077878.

The spelling of 9306401 in words is "nine million, three hundred six thousand, four hundred one".

Divisors: 1 13 715877 9306401