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2133140324 = 227311313759
BaseRepresentation
bin111111100100101…
…0010001101100100
312111122212202102012
41333021102031210
513332040442244
6551400333352
7103601252000
oct17711221544
95448782365
102133140324
119a5113997
124b6474258
1327cc22313
14163435700
15c741189e
hex7f252364

2133140324 has 48 divisors (see below), whose sum is σ = 4392192000. Its totient is φ = 906046848.

The previous prime is 2133140311. The next prime is 2133140351. The reversal of 2133140324 is 4230413312.

It is a self number, because there is not a number n which added to its sum of digits gives 2133140324.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 148157 + ... + 161915.

It is an arithmetic number, because the mean of its divisors is an integer number (91504000).

Almost surely, 22133140324 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 2133140324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2196096000).

2133140324 is an abundant number, since it is smaller than the sum of its proper divisors (2259051676).

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

2133140324 is a wasteful number, since it uses less digits than its factorization.

2133140324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13897 (or 13881 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 2133140324 is about 46185.9321005866. The cubic root of 2133140324 is about 1287.2803557070.

Adding to 2133140324 its reverse (4230413312), we get a palindrome (6363553636).

The spelling of 2133140324 in words is "two billion, one hundred thirty-three million, one hundred forty thousand, three hundred twenty-four".

Divisors: 1 2 4 7 14 28 49 98 113 196 226 343 452 686 791 1372 1582 3164 5537 11074 13759 22148 27518 38759 55036 77518 96313 155036 192626 385252 674191 1348382 1554767 2696764 3109534 4719337 6219068 9438674 10883369 18877348 21766738 43533476 76183583 152367166 304734332 533285081 1066570162 2133140324