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11876969 = 131735281
BaseRepresentation
bin101101010011…
…101001101001
3211100102010202
4231103221221
511020030334
61102321545
7202644506
oct55235151
924312122
1011876969
116782385
123b892b5
1325cacc0
1418124ad
15109917e
hexb53a69

11876969 has 8 divisors (see below), whose sum is σ = 12866952. Its totient is φ = 10897920.

The previous prime is 11876959. The next prime is 11876981. The reversal of 11876969 is 96967811.

It can be written as a sum of positive squares in 4 ways, for example, as 620944 + 11256025 = 788^2 + 3355^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11876969 - 216 = 11811433 is a prime.

It is a super-2 number, since 2×118769692 = 282124785253922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11876959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 392 + ... + 4889.

It is an arithmetic number, because the mean of its divisors is an integer number (1608369).

Almost surely, 211876969 is an apocalyptic number.

It is an amenable number.

11876969 is a deficient number, since it is larger than the sum of its proper divisors (989983).

11876969 is a wasteful number, since it uses less digits than its factorization.

11876969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5467.

The product of its digits is 163296, while the sum is 47.

The square root of 11876969 is about 3446.2978687281. The cubic root of 11876969 is about 228.1577406939.

The spelling of 11876969 in words is "eleven million, eight hundred seventy-six thousand, nine hundred sixty-nine".

Divisors: 1 13 173 2249 5281 68653 913613 11876969