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9042832871 = 9979070043
BaseRepresentation
bin10000110101111111…
…01010110111100111
3212100012200111122222
420122333222313213
5122004431122441
64053151142555
7440042545142
oct103277526747
925305614588
109042832871
1139204971a6
121904514a5b
13b115c93a7
1461ada5059
1537dd3cd4b
hex21afeade7

9042832871 has 4 divisors (see below), whose sum is σ = 9051903912. Its totient is φ = 9033761832.

The previous prime is 9042832861. The next prime is 9042832889. The reversal of 9042832871 is 1782382409.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-9042832871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9042832861) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4534025 + ... + 4536018.

It is an arithmetic number, because the mean of its divisors is an integer number (2262975978).

Almost surely, 29042832871 is an apocalyptic number.

9042832871 is a deficient number, since it is larger than the sum of its proper divisors (9071041).

9042832871 is an equidigital number, since it uses as much as digits as its factorization.

9042832871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9071040.

The product of its (nonzero) digits is 193536, while the sum is 44.

The square root of 9042832871 is about 95093.8108974501. The cubic root of 9042832871 is about 2083.3784524045.

The spelling of 9042832871 in words is "nine billion, forty-two million, eight hundred thirty-two thousand, eight hundred seventy-one".

Divisors: 1 997 9070043 9042832871