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39275766020 = 22519739139861
BaseRepresentation
bin100100100101000001…
…001010000100000100
310202101012021122020202
4210211001022010010
51120414044003040
630013143550032
72560201334321
oct444501120404
9122335248222
1039275766020
1115725167367
12774145b318
13391c00984a
141c88325b48
15104d129015
hex92504a104

39275766020 has 48 divisors (see below), whose sum is σ = 86938219200. Its totient is φ = 14863201920.

The previous prime is 39275766007. The next prime is 39275766073. The reversal of 39275766020 is 2066757293.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 210890 + ... + 350750.

It is an arithmetic number, because the mean of its divisors is an integer number (1811212900).

Almost surely, 239275766020 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 39275766020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43469109600).

39275766020 is an abundant number, since it is smaller than the sum of its proper divisors (47662453180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

39275766020 is a wasteful number, since it uses less digits than its factorization.

39275766020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140628 (or 140626 counting only the distinct ones).

The product of its (nonzero) digits is 952560, while the sum is 47.

The spelling of 39275766020 in words is "thirty-nine billion, two hundred seventy-five million, seven hundred sixty-six thousand, twenty".

Divisors: 1 2 4 5 10 19 20 38 76 95 190 380 739 1478 2956 3695 7390 14041 14780 28082 56164 70205 139861 140410 279722 280820 559444 699305 1398610 2657359 2797220 5314718 10629436 13286795 26573590 53147180 103357279 206714558 413429116 516786395 1033572790 1963788301 2067145580 3927576602 7855153204 9818941505 19637883010 39275766020