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11002142412 = 2233101871689
BaseRepresentation
bin10100011111100011…
…10101111011001100
31001101202110202002000
422033301311323030
5140013022024122
65015422032300
7536433444642
oct121761657314
931352422060
1011002142412
114736471488
122170718690
1310644c7851
147652ab192
15445d640ac
hex28fc75ecc

11002142412 has 24 divisors (see below), whose sum is σ = 28524073200. Its totient is φ = 3667380768.

The previous prime is 11002142407. The next prime is 11002142419. The reversal of 11002142412 is 21424120011.

11002142412 is a `hidden beast` number, since 110 + 0 + 2 + 142 + 412 = 666.

It is a super-3 number, since 3×110021424123 (a number of 31 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (11002142419) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50935737 + ... + 50935952.

It is an arithmetic number, because the mean of its divisors is an integer number (1188503050).

Almost surely, 211002142412 is an apocalyptic number.

11002142412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11002142412 is an abundant number, since it is smaller than the sum of its proper divisors (17521930788).

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

11002142412 is a wasteful number, since it uses less digits than its factorization.

11002142412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101871702 (or 101871694 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 11002142412 its reverse (21424120011), we get a palindrome (32426262423).

The spelling of 11002142412 in words is "eleven billion, two million, one hundred forty-two thousand, four hundred twelve".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 108 101871689 203743378 305615067 407486756 611230134 916845201 1222460268 1833690402 2750535603 3667380804 5501071206 11002142412