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23302879989 = 369771113319
BaseRepresentation
bin10101101100111101…
…011011101011110101
32020011000110221211020
4111230331123223311
5340211014124424
614412153331353
71453316132424
oct255475335365
966130427736
1023302879989
119978960704
124624106b59
132274a57aac
1411b0c112bb
15915bdc079
hex56cf5baf5

23302879989 has 8 divisors (see below), whose sum is σ = 31074987840. Its totient is φ = 15533012736.

The previous prime is 23302879987. The next prime is 23302879997. The reversal of 23302879989 is 98997820332.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 23302879989 - 21 = 23302879987 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23302879987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 535729 + ... + 577590.

It is an arithmetic number, because the mean of its divisors is an integer number (3884373480).

Almost surely, 223302879989 is an apocalyptic number.

It is an amenable number.

23302879989 is a deficient number, since it is larger than the sum of its proper divisors (7772107851).

23302879989 is a wasteful number, since it uses less digits than its factorization.

23302879989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1120299.

The product of its (nonzero) digits is 11757312, while the sum is 60.

The spelling of 23302879989 in words is "twenty-three billion, three hundred two million, eight hundred seventy-nine thousand, nine hundred eighty-nine".

Divisors: 1 3 6977 20931 1113319 3339957 7767626663 23302879989