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39880220228 = 2247349607819
BaseRepresentation
bin100101001001000010…
…111101111001000100
310210221022200002112122
4211021002331321010
51123133314021403
630153135305112
72611161164432
oct451102757104
9123838602478
1039880220228
1115a053877a2
12788b97b198
1339b7304964
141d0470bd52
151086226838
hex9490bde44

39880220228 has 24 divisors (see below), whose sum is σ = 71479632000. Its totient is φ = 19459901088.

The previous prime is 39880220207. The next prime is 39880220243. The reversal of 39880220228 is 82202208893.

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, 238298 + ... + 369521.

It is an arithmetic number, because the mean of its divisors is an integer number (2978318000).

Almost surely, 239880220228 is an apocalyptic number.

It is an amenable number.

39880220228 is a deficient number, since it is larger than the sum of its proper divisors (31599411772).

39880220228 is a wasteful number, since it uses less digits than its factorization.

39880220228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 608219 (or 608217 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 44.

The spelling of 39880220228 in words is "thirty-nine billion, eight hundred eighty million, two hundred twenty thousand, two hundred twenty-eight".

Divisors: 1 2 4 47 94 188 349 698 1396 16403 32806 65612 607819 1215638 2431276 28567493 57134986 114269972 212128831 424257662 848515324 9970055057 19940110114 39880220228