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11982072 = 233499253
BaseRepresentation
bin101101101101…
…010011111000
3211112202022110
4231231103320
511031411242
61104452320
7203563104
oct55552370
924482273
1011982072
116844343
12401a0a0
132636aab
14183c904
1510ba39c
hexb6d4f8

11982072 has 16 divisors (see below), whose sum is σ = 29955240. Its totient is φ = 3994016.

The previous prime is 11982071. The next prime is 11982101. The reversal of 11982072 is 27028911.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11982071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 249603 + ... + 249650.

Almost surely, 211982072 is an apocalyptic number.

11982072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11982072 is an abundant number, since it is smaller than the sum of its proper divisors (17973168).

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

11982072 is a wasteful number, since it uses less digits than its factorization.

11982072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 499262 (or 499258 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 30.

The square root of 11982072 is about 3461.5129640087. The cubic root of 11982072 is about 228.8287781462.

The spelling of 11982072 in words is "eleven million, nine hundred eighty-two thousand, seventy-two".

Divisors: 1 2 3 4 6 8 12 24 499253 998506 1497759 1997012 2995518 3994024 5991036 11982072