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11021412 = 22337103241
BaseRepresentation
bin101010000010…
…110001100100
3202201221112110
4222002301210
510310141122
61032121020
7162452253
oct52026144
922657473
1011021412
116248606
123836170
13238b75c
14166c79a
15e7a90c
hexa82c64

11021412 has 48 divisors (see below), whose sum is σ = 26778752. Its totient is φ = 3525120.

The previous prime is 11021411. The next prime is 11021473. The reversal of 11021412 is 21412011.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (11021411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45612 + ... + 45852.

Almost surely, 211021412 is an apocalyptic number.

11021412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11021412 is an abundant number, since it is smaller than the sum of its proper divisors (15757340).

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

11021412 is a wasteful number, since it uses less digits than its factorization.

11021412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388 (or 386 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 11021412 is about 3319.8512014848. The cubic root of 11021412 is about 222.5422181387.

Adding to 11021412 its reverse (21412011), we get a palindrome (32433423).

The spelling of 11021412 in words is "eleven million, twenty-one thousand, four hundred twelve".

Divisors: 1 2 3 4 6 12 37 74 103 111 148 206 222 241 309 412 444 482 618 723 964 1236 1446 2892 3811 7622 8917 11433 15244 17834 22866 24823 26751 35668 45732 49646 53502 74469 99292 107004 148938 297876 918451 1836902 2755353 3673804 5510706 11021412