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23283063081 = 3231531574563
BaseRepresentation
bin10101101011110001…
…110101100100101001
32020002122012011010200
4111223301311210221
5340140431004311
614410204502413
71452655525245
oct255361654451
966078164120
1023283063081
1199687559a3
12461954aa09
132270909b05
1411ac333425
159140c5556
hex56bc75929

23283063081 has 24 divisors (see below), whose sum is σ = 35371005696. Its totient is φ = 14737900320.

The previous prime is 23283063071. The next prime is 23283063119. The reversal of 23283063081 is 18036038232.

23283063081 is a `hidden beast` number, since 23 + 28 + 306 + 308 + 1 = 666.

It is not a de Polignac number, because 23283063081 - 211 = 23283061033 is a prime.

It is a super-2 number, since 2×232830630812 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23283063061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 772495 + ... + 802068.

It is an arithmetic number, because the mean of its divisors is an integer number (1473791904).

Almost surely, 223283063081 is an apocalyptic number.

It is an amenable number.

23283063081 is a deficient number, since it is larger than the sum of its proper divisors (12087942615).

23283063081 is a wasteful number, since it uses less digits than its factorization.

23283063081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1574653 (or 1574650 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The spelling of 23283063081 in words is "twenty-three billion, two hundred eighty-three million, sixty-three thousand, eighty-one".

Divisors: 1 3 9 31 53 93 159 279 477 1643 4929 14787 1574563 4723689 14171067 48811453 83451839 146434359 250355517 439303077 751066551 2587007009 7761021027 23283063081