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2088379860 = 223574972333
BaseRepresentation
bin111110001111010…
…0010010111010100
312101112122200121020
41330132202113110
513234111123420
6543121121140
7102515636010
oct17436422724
95345580536
102088379860
11981921776
124a34891b0
1327387ca38
1415b503540
15c351e340
hex7c7a25d4

2088379860 has 48 divisors (see below), whose sum is σ = 6682816896. Its totient is φ = 477343872.

The previous prime is 2088379859. The next prime is 2088379873. The reversal of 2088379860 is 689738802.

It is a super-2 number, since 2×20883798602 = 8722660879307239200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2485747 + ... + 2486586.

It is an arithmetic number, because the mean of its divisors is an integer number (139225352).

Almost surely, 22088379860 is an apocalyptic number.

2088379860 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2088379860 is an abundant number, since it is smaller than the sum of its proper divisors (4594437036).

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

2088379860 is a wasteful number, since it uses less digits than its factorization.

2088379860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4972352 (or 4972350 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 51.

The square root of 2088379860 is about 45698.7949512895. The cubic root of 2088379860 is about 1278.2128093577.

The spelling of 2088379860 in words is "two billion, eighty-eight million, three hundred seventy-nine thousand, eight hundred sixty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 420 4972333 9944666 14916999 19889332 24861665 29833998 34806331 49723330 59667996 69612662 74584995 99446660 104418993 139225324 149169990 174031655 208837986 298339980 348063310 417675972 522094965 696126620 1044189930 2088379860