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11380497 = 317372163
BaseRepresentation
bin101011011010…
…011100010001
3210102012002220
4223122130101
510403133442
61043531253
7165506202
oct53323421
923365086
1011380497
116473377
123989b29
13248602b
1417235a9
15eebeec
hexada711

11380497 has 24 divisors (see below), whose sum is σ = 16613856. Its totient is φ = 6905088.

The previous prime is 11380489. The next prime is 11380507. The reversal of 11380497 is 79408311.

11380497 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11380497 - 23 = 11380489 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11380477) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 69738 + ... + 69900.

It is an arithmetic number, because the mean of its divisors is an integer number (692244).

Almost surely, 211380497 is an apocalyptic number.

11380497 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

11380497 is a deficient number, since it is larger than the sum of its proper divisors (5233359).

11380497 is a wasteful number, since it uses less digits than its factorization.

11380497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257 (or 220 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 33.

The square root of 11380497 is about 3373.4992218763. The cubic root of 11380497 is about 224.9332938057.

The spelling of 11380497 in words is "eleven million, three hundred eighty thousand, four hundred ninety-seven".

Divisors: 1 3 17 37 51 111 163 489 629 1369 1887 2771 4107 6031 8313 18093 23273 69819 102527 223147 307581 669441 3793499 11380497