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2694037780 = 225724179847
BaseRepresentation
bin1010000010010011…
…1100000100010100
320221202022022002001
42200210330010110
521004133202110
61123154325044
7123521641360
oct24044740424
96852268061
102694037780
111162794505
12632289784
1333c1a99c5
141b7b202a0
1510b7a863a
hexa093c114

2694037780 has 48 divisors (see below), whose sum is σ = 6492600576. Its totient is φ = 919825920.

The previous prime is 2694037777. The next prime is 2694037793. The reversal of 2694037780 is 877304962.

It is a self number, because there is not a number n which added to its sum of digits gives 2694037780.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6184 + ... + 73663.

It is an arithmetic number, because the mean of its divisors is an integer number (135262512).

Almost surely, 22694037780 is an apocalyptic number.

2694037780 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2694037780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3246300288).

2694037780 is an abundant number, since it is smaller than the sum of its proper divisors (3798562796).

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

2694037780 is a wasteful number, since it uses less digits than its factorization.

2694037780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80104 (or 80102 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 46.

The square root of 2694037780 is about 51904.1210309933. The cubic root of 2694037780 is about 1391.4509253019.

The spelling of 2694037780 in words is "two billion, six hundred ninety-four million, thirty-seven thousand, seven hundred eighty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 241 482 964 1205 1687 2410 3374 4820 6748 8435 16870 33740 79847 159694 319388 399235 558929 798470 1117858 1596940 2235716 2794645 5589290 11178580 19243127 38486254 76972508 96215635 134701889 192431270 269403778 384862540 538807556 673509445 1347018890 2694037780