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3123470143 = 29569318919
BaseRepresentation
bin1011101000101100…
…0101111100111111
322001200100201112101
42322023011330333
522344102021033
61233534445531
7140255025643
oct27213057477
98050321471
103123470143
111363132392
127320638a7
133aa154ab1
14218b86c23
1513433297d
hexba2c5f3f

3123470143 has 8 divisors (see below), whose sum is σ = 3231914400. Its totient is φ = 3015075168.

The previous prime is 3123470123. The next prime is 3123470153. The reversal of 3123470143 is 3410743213.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-3123470143 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 (3123470113) 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, 155638 + ... + 174556.

It is an arithmetic number, because the mean of its divisors is an integer number (403989300).

Almost surely, 23123470143 is an apocalyptic number.

3123470143 is a deficient number, since it is larger than the sum of its proper divisors (108444257).

3123470143 is a wasteful number, since it uses less digits than its factorization.

3123470143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24641.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 3123470143 is about 55888.0143053947. The cubic root of 3123470143 is about 1461.7702526167.

The spelling of 3123470143 in words is "three billion, one hundred twenty-three million, four hundred seventy thousand, one hundred forty-three".

Divisors: 1 29 5693 18919 165097 548651 107705867 3123470143