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2132022330 = 23357896379
BaseRepresentation
bin111111100010100…
…0001010000111010
312111120202221211000
41333011001100322
513331244203310
6551320345430
7103555614354
oct17705012072
95446687730
102132022330
119a451aa29
124b6015276
1327c920499
141632240d4
15c72904c0
hex7f14143a

2132022330 has 32 divisors (see below), whose sum is σ = 5685393600. Its totient is φ = 568539216.

The previous prime is 2132022313. The next prime is 2132022331. The reversal of 2132022330 is 332202312.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (2132022331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3947920 + ... + 3948459.

It is an arithmetic number, because the mean of its divisors is an integer number (177668550).

Almost surely, 22132022330 is an apocalyptic number.

2132022330 is an abundant number, since it is smaller than the sum of its proper divisors (3553371270).

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

2132022330 is a wasteful number, since it uses less digits than its factorization.

2132022330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7896395 (or 7896389 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 2132022330 is about 46173.8273267443. The cubic root of 2132022330 is about 1287.0554254796.

Adding to 2132022330 its reverse (332202312), we get a palindrome (2464224642).

The spelling of 2132022330 in words is "two billion, one hundred thirty-two million, twenty-two thousand, three hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 27 30 45 54 90 135 270 7896379 15792758 23689137 39481895 47378274 71067411 78963790 118445685 142134822 213202233 236891370 355337055 426404466 710674110 1066011165 2132022330