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8080210347940 = 225404010517397
BaseRepresentation
bin111010110010101001000…
…0100010100011110100100
31001121110102202022020222201
41311211102010110132210
52024341232322113230
625103555234104244
71462530100504153
oct165452204243644
931543382266881
108080210347940
1126358860aa895
12aa5bba11b084
13467c644972c3
141dd12733159a
15e02b8b345ca
hex759521147a4

8080210347940 has 12 divisors (see below), whose sum is σ = 16968441730716. Its totient is φ = 3232084139168.

The previous prime is 8080210347919. The next prime is 8080210348009. The reversal of 8080210347940 is 497430120808.

It can be written as a sum of positive squares in 2 ways, for example, as 5975668252324 + 2104542095616 = 2444518^2 + 1450704^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 202005258679 + ... + 202005258718.

It is an arithmetic number, because the mean of its divisors is an integer number (1414036810893).

Almost surely, 28080210347940 is an apocalyptic number.

It is an amenable number.

8080210347940 is an abundant number, since it is smaller than the sum of its proper divisors (8888231382776).

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

8080210347940 is a wasteful number, since it uses less digits than its factorization.

8080210347940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404010517406 (or 404010517404 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 46.

The spelling of 8080210347940 in words is "eight trillion, eighty billion, two hundred ten million, three hundred forty-seven thousand, nine hundred forty".

Divisors: 1 2 4 5 10 20 404010517397 808021034794 1616042069588 2020052586985 4040105173970 8080210347940