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11002305042 = 232992961561
BaseRepresentation
bin10100011111100100…
…11101101000010010
31001101202210000011100
422033302131220102
5140013042230132
65015425325230
7536435023041
oct121762355022
931352700140
1011002305042
114736572693
122170796816
131064553891
14765310558
15445d9737c
hex28fc9da12

11002305042 has 24 divisors (see below), whose sum is σ = 23841115740. Its totient is φ = 3667006080.

The previous prime is 11002305031. The next prime is 11002305071. The reversal of 11002305042 is 24050320011.

11002305042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 10970258121 + 32046921 = 104739^2 + 5661^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 147942 + ... + 209502.

Almost surely, 211002305042 is an apocalyptic number.

11002305042 is an abundant number, since it is smaller than the sum of its proper divisors (12838810698).

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

11002305042 is a wasteful number, since it uses less digits than its factorization.

11002305042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71498 (or 71495 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

Adding to 11002305042 its reverse (24050320011), we get a palindrome (35052625053).

The spelling of 11002305042 in words is "eleven billion, two million, three hundred five thousand, forty-two".

Divisors: 1 2 3 6 9 18 9929 19858 29787 59574 61561 89361 123122 178722 184683 369366 554049 1108098 611239169 1222478338 1833717507 3667435014 5501152521 11002305042