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39221889085 = 517874389691
BaseRepresentation
bin100100100001110011…
…101000100000111101
310202020102220101222201
4210201303220200331
51120311300422320
630003541111501
72555645361601
oct444163504075
9122212811881
1039221889085
11156a7808875
1277273b8591
133910ac48c2
141c810dd501
15104853570a
hex921ce883d

39221889085 has 8 divisors (see below), whose sum is σ = 47092615776. Its totient is φ = 31359945360.

The previous prime is 39221889073. The next prime is 39221889127. The reversal of 39221889085 is 58098812293.

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 39221889085 - 217 = 39221758013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2185911 + ... + 2203780.

It is an arithmetic number, because the mean of its divisors is an integer number (5886576972).

Almost surely, 239221889085 is an apocalyptic number.

It is an amenable number.

39221889085 is a deficient number, since it is larger than the sum of its proper divisors (7870726691).

39221889085 is a wasteful number, since it uses less digits than its factorization.

39221889085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4391483.

The product of its (nonzero) digits is 2488320, while the sum is 55.

The spelling of 39221889085 in words is "thirty-nine billion, two hundred twenty-one million, eight hundred eighty-nine thousand, eighty-five".

Divisors: 1 5 1787 8935 4389691 21948455 7844377817 39221889085