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7168204112820 = 2235177027651091
BaseRepresentation
bin110100001001111101001…
…0000101000001110110100
3221101021101110200020102120
41220103322100220032310
51414420440223102240
623125005535235540
71336612531430532
oct150237220501664
927337343606376
107168204112820
11231402238a933
129792b5078bb0
133ccc604a267a
141aad2b587152
15c66dc554ad0
hex684fa4283b4

7168204112820 has 48 divisors (see below), whose sum is σ = 21251616902208. Its totient is φ = 1799078679040.

The previous prime is 7168204112791. The next prime is 7168204112821. The reversal of 7168204112820 is 282114028617.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7168204112821) 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 15 ways as a sum of consecutive naturals, for example, 3513824526 + ... + 3513826565.

It is an arithmetic number, because the mean of its divisors is an integer number (442742018796).

Almost surely, 27168204112820 is an apocalyptic number.

It is an amenable number.

7168204112820 is an abundant number, since it is smaller than the sum of its proper divisors (14083412789388).

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

7168204112820 is a wasteful number, since it uses less digits than its factorization.

7168204112820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7027651120 (or 7027651118 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 42.

The spelling of 7168204112820 in words is "seven trillion, one hundred sixty-eight billion, two hundred four million, one hundred twelve thousand, eight hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 17 20 30 34 51 60 68 85 102 170 204 255 340 510 1020 7027651091 14055302182 21082953273 28110604364 35138255455 42165906546 70276510910 84331813092 105414766365 119470068547 140553021820 210829532730 238940137094 358410205641 421659065460 477880274188 597350342735 716820411282 1194700685470 1433640822564 1792051028205 2389401370940 3584102056410 7168204112820