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11683488 = 253177159
BaseRepresentation
bin101100100100…
…011010100000
3210222120201210
4230210122200
510442332423
61054230120
7201210435
oct54443240
923876653
1011683488
11665aa83
123ab5340
132560c0b
1417a1b8c
15105bb93
hexb246a0

11683488 has 48 divisors (see below), whose sum is σ = 32477760. Its totient is φ = 3664896.

The previous prime is 11683459. The next prime is 11683493. The reversal of 11683488 is 88438611.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×116834882 = 273007783692288, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1948 + ... + 5211.

It is an arithmetic number, because the mean of its divisors is an integer number (676620).

Almost surely, 211683488 is an apocalyptic number.

It is an amenable number.

11683488 is an abundant number, since it is smaller than the sum of its proper divisors (20794272).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11683488 is a wasteful number, since it uses less digits than its factorization.

11683488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7189 (or 7181 counting only the distinct ones).

The product of its digits is 36864, while the sum is 39.

The square root of 11683488 is about 3418.1117594368. Note that the first 3 decimals coincide. The cubic root of 11683488 is about 226.9120219012.

It can be divided in two parts, 1168 and 3488, that added together give a triangular number (4656 = T96).

The spelling of 11683488 in words is "eleven million, six hundred eighty-three thousand, four hundred eighty-eight".

Divisors: 1 2 3 4 6 8 12 16 17 24 32 34 48 51 68 96 102 136 204 272 408 544 816 1632 7159 14318 21477 28636 42954 57272 85908 114544 121703 171816 229088 243406 343632 365109 486812 687264 730218 973624 1460436 1947248 2920872 3894496 5841744 11683488