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2297530536 = 2337231075557
BaseRepresentation
bin1000100011110001…
…1000100010101000
312221010012122101120
42020330120202220
514201131434121
61015552015240
7110635454520
oct21074304250
95833178346
102297530536
11a79994774
12541531520
132a7cbc132
1417b1c8680
15d6a84bc6
hex88f188a8

2297530536 has 128 divisors (see below), whose sum is σ = 6915041280. Its totient is φ = 621916416.

The previous prime is 2297530523. The next prime is 2297530537. The reversal of 2297530536 is 6350357922.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (2297530537) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 410670 + ... + 416226.

It is an arithmetic number, because the mean of its divisors is an integer number (54023760).

Almost surely, 22297530536 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 2297530536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3457520640).

2297530536 is an abundant number, since it is smaller than the sum of its proper divisors (4617510744).

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

2297530536 is a wasteful number, since it uses less digits than its factorization.

2297530536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5703 (or 5699 counting only the distinct ones).

The product of its (nonzero) digits is 340200, while the sum is 42.

The square root of 2297530536 is about 47932.5623767393. The cubic root of 2297530536 is about 1319.5335312276.

The spelling of 2297530536 in words is "two billion, two hundred ninety-seven million, five hundred thirty thousand, five hundred thirty-six".

Divisors: 1 2 3 4 6 7 8 12 14 21 23 24 28 42 46 56 69 84 92 107 138 161 168 184 214 276 321 322 428 483 552 642 644 749 856 966 1284 1288 1498 1932 2247 2461 2568 2996 3864 4494 4922 5557 5992 7383 8988 9844 11114 14766 16671 17227 17976 19688 22228 29532 33342 34454 38899 44456 51681 59064 66684 68908 77798 103362 116697 127811 133368 137816 155596 206724 233394 255622 311192 383433 413448 466788 511244 594599 766866 894677 933576 1022488 1189198 1533732 1783797 1789354 2378396 2684031 3067464 3567594 3578708 4162193 4756792 5368062 7135188 7157416 8324386 10736124 12486579 13675777 14270376 16648772 21472248 24973158 27351554 33297544 41027331 49946316 54703108 82054662 95730439 99892632 109406216 164109324 191460878 287191317 328218648 382921756 574382634 765843512 1148765268 2297530536