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29522020283940 = 22351921362974159
BaseRepresentation
bin1101011011001101000011…
…00010000011011000100100
310212112021111100112101001110
412231212201202003120210
512332142044143041230
6142442121235025020
76134616120006222
oct655464142033044
9125467440471043
1029522020283940
1194522448a3928
123389694a3b170
131361bb73c5bb2
14740c328a7b12
15362e0747e4b0
hex1ad9a1883624

29522020283940 has 72 divisors (see below), whose sum is σ = 87241250033280. Its totient is φ = 7458194592576.

The previous prime is 29522020283911. The next prime is 29522020283941. The reversal of 29522020283940 is 4938202022592.

It is a self number, because there is not a number n which added to its sum of digits gives 29522020283940.

It is not an unprimeable number, because it can be changed into a prime (29522020283941) 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 23 ways as a sum of consecutive naturals, for example, 681465420 + ... + 681508739.

It is an arithmetic number, because the mean of its divisors is an integer number (1211684028240).

Almost surely, 229522020283940 is an apocalyptic number.

29522020283940 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

29522020283940 is an abundant number, since it is smaller than the sum of its proper divisors (57719229749340).

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

29522020283940 is a wasteful number, since it uses less digits than its factorization.

29522020283940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1362974209 (or 1362974188 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 48.

The spelling of 29522020283940 in words is "twenty-nine trillion, five hundred twenty-two billion, twenty million, two hundred eighty-three thousand, nine hundred forty".

Divisors: 1 2 3 4 5 6 10 12 15 19 20 30 38 57 60 76 95 114 190 228 285 361 380 570 722 1083 1140 1444 1805 2166 3610 4332 5415 7220 10830 21660 1362974159 2725948318 4088922477 5451896636 6814870795 8177844954 13629741590 16355689908 20444612385 25896509021 27259483180 40889224770 51793018042 77689527063 81778449540 103586036084 129482545105 155379054126 258965090210 310758108252 388447635315 492033671399 517930180420 776895270630 984067342798 1476101014197 1553790541260 1968134685596 2460168356995 2952202028394 4920336713990 5904404056788 7380505070985 9840673427980 14761010141970 29522020283940