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11382977 = 4725153
BaseRepresentation
bin101011011011…
…000011000001
3210102022111202
4223123003001
510403223402
61043550545
7165516344
oct53330301
923368452
1011382977
116475221
12398b455
1324871b8
14172445b
15eecb02
hexadb0c1

11382977 has 6 divisors (see below), whose sum is σ = 11632578. Its totient is φ = 11138624.

The previous prime is 11382967. The next prime is 11382989. The reversal of 11382977 is 77928311.

It can be written as a sum of positive squares in only one way, i.e., 10214416 + 1168561 = 3196^2 + 1081^2 .

It is not a de Polignac number, because 11382977 - 212 = 11378881 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11382977.

It is not an unprimeable number, because it can be changed into a prime (11382937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 368 + ... + 4785.

It is an arithmetic number, because the mean of its divisors is an integer number (1938763).

Almost surely, 211382977 is an apocalyptic number.

It is an amenable number.

11382977 is a deficient number, since it is larger than the sum of its proper divisors (249601).

11382977 is an frugal number, since it uses more digits than its factorization.

11382977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5247 (or 5200 counting only the distinct ones).

The product of its digits is 21168, while the sum is 38.

The square root of 11382977 is about 3373.8667727105. The cubic root of 11382977 is about 224.9496315237.

The spelling of 11382977 in words is "eleven million, three hundred eighty-two thousand, nine hundred seventy-seven".

Divisors: 1 47 2209 5153 242191 11382977