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2281599952 = 241943347503
BaseRepresentation
bin1000011111111110…
…0111001111010000
312220000020021201221
42013333213033100
514133042144302
61014222334424
7110353164622
oct20777471720
95800207657
102281599952
11a709a38a5
1253812a414
132a4902058
1417903cc12
15d5489937
hex87fe73d0

2281599952 has 80 divisors (see below), whose sum is σ = 4784693760. Its totient is φ = 1050489216.

The previous prime is 2281599923. The next prime is 2281599959. The reversal of 2281599952 is 2599951822.

It is a self number, because there is not a number n which added to its sum of digits gives 2281599952.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2281599959) 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, 4535733 + ... + 4536235.

It is an arithmetic number, because the mean of its divisors is an integer number (59808672).

Almost surely, 22281599952 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2281599952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2392346880).

2281599952 is an abundant number, since it is smaller than the sum of its proper divisors (2503093808).

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

2281599952 is a wasteful number, since it uses less digits than its factorization.

2281599952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 920 (or 914 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 52.

The square root of 2281599952 is about 47766.0962608417. The cubic root of 2281599952 is about 1316.4766675864.

The spelling of 2281599952 in words is "two billion, two hundred eighty-one million, five hundred ninety-nine thousand, nine hundred fifty-two".

Divisors: 1 2 4 8 16 19 38 43 76 86 152 172 304 344 347 503 688 694 817 1006 1388 1634 2012 2776 3268 4024 5552 6536 6593 8048 9557 13072 13186 14921 19114 21629 26372 29842 38228 43258 52744 59684 76456 86516 105488 119368 152912 173032 174541 238736 283499 346064 349082 410951 566998 698164 821902 1133996 1396328 1643804 2267992 2792656 3287608 3316279 4535984 6575216 6632558 7505263 13265116 15010526 26530232 30021052 53060464 60042104 120084208 142599997 285199994 570399988 1140799976 2281599952