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3712216873 = 79173271619
BaseRepresentation
bin1101110101000011…
…1110111100101001
3100120201012011012211
43131100332330221
530100311414443
61412205405121
7160664215501
oct33520767451
910521164184
103712216873
1116354a4532
128772697a1
13472110541
14273040a01
1516ad7b19d
hexdd43ef29

3712216873 has 8 divisors (see below), whose sum is σ = 3780950400. Its totient is φ = 3644027088.

The previous prime is 3712216853. The next prime is 3712216877. The reversal of 3712216873 is 3786122173.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 3712216873 - 213 = 3712208681 is a prime.

It is a super-2 number, since 2×37122168732 = 27561108224371796258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3712216877) 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 7 ways as a sum of consecutive naturals, for example, 122143 + ... + 149476.

It is an arithmetic number, because the mean of its divisors is an integer number (472618800).

Almost surely, 23712216873 is an apocalyptic number.

It is an amenable number.

3712216873 is a deficient number, since it is larger than the sum of its proper divisors (68733527).

3712216873 is a wasteful number, since it uses less digits than its factorization.

3712216873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271871.

The product of its digits is 84672, while the sum is 40.

The square root of 3712216873 is about 60927.9646221667. The cubic root of 3712216873 is about 1548.3808097095.

The spelling of 3712216873 in words is "three billion, seven hundred twelve million, two hundred sixteen thousand, eight hundred seventy-three".

Divisors: 1 79 173 13667 271619 21457901 46990087 3712216873