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11298805 = 57536091
BaseRepresentation
bin101011000110…
…011111110101
3210021001001021
4223012133311
510343030210
61042101141
7165016060
oct53063765
923231037
1011298805
116417a61
12394a7b1
132457aab
1417018d7
15ed2bda
hexac67f5

11298805 has 16 divisors (see below), whose sum is σ = 15790464. Its totient is φ = 7600320.

The previous prime is 11298797. The next prime is 11298811. The reversal of 11298805 is 50889211.

It is not a de Polignac number, because 11298805 - 23 = 11298797 is a prime.

It is a Duffinian number.

It is a plaindrome in base 13.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1191 + ... + 4900.

It is an arithmetic number, because the mean of its divisors is an integer number (986904).

Almost surely, 211298805 is an apocalyptic number.

It is an amenable number.

11298805 is a deficient number, since it is larger than the sum of its proper divisors (4491659).

11298805 is an equidigital number, since it uses as much as digits as its factorization.

11298805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6156.

The product of its (nonzero) digits is 5760, while the sum is 34.

The square root of 11298805 is about 3361.3695125648. The cubic root of 11298805 is about 224.3937920548.

It can be divided in two parts, 112 and 98805, that multiplied together give a triangular number (11066160 = T4704).

The spelling of 11298805 in words is "eleven million, two hundred ninety-eight thousand, eight hundred five".

Divisors: 1 5 7 35 53 265 371 1855 6091 30455 42637 213185 322823 1614115 2259761 11298805