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2133013311 = 3311133171251
BaseRepresentation
bin111111100100011…
…0011001100111111
312111122122022012000
41333020303030333
513332022411221
6551353513343
7103600212462
oct17710631477
95448568160
102133013311
119a5037520
124b6412853
1327cba9570
141634012d9
15c73d8e26
hex7f23333f

2133013311 has 128 divisors (see below), whose sum is σ = 3901685760. Its totient is φ = 1134000000.

The previous prime is 2133013303. The next prime is 2133013313. The reversal of 2133013311 is 1133103312.

It is a happy number.

2133013311 is a `hidden beast` number, since 2 + 1 + 330 + 1 + 331 + 1 = 666.

It is not a de Polignac number, because 2133013311 - 23 = 2133013303 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133013313) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 8497936 + ... + 8498186.

It is an arithmetic number, because the mean of its divisors is an integer number (30481920).

Almost surely, 22133013311 is an apocalyptic number.

2133013311 is a deficient number, since it is larger than the sum of its proper divisors (1768672449).

2133013311 is a wasteful number, since it uses less digits than its factorization.

2133013311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386 (or 380 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

The square root of 2133013311 is about 46184.5570618578. The cubic root of 2133013311 is about 1287.2548058040.

Adding to 2133013311 its reverse (1133103312), we get a palindrome (3266116623).

Subtracting from 2133013311 its reverse (1133103312), we obtain a palindrome (999909999).

It can be divided in two parts, 213301 and 3311, that added together give a palindrome (216612).

The spelling of 2133013311 in words is "two billion, one hundred thirty-three million, thirteen thousand, three hundred eleven".

Divisors: 1 3 9 11 13 27 31 33 39 71 93 99 117 143 213 251 279 297 341 351 403 429 639 753 781 837 923 1023 1209 1287 1917 2201 2259 2343 2761 2769 3069 3263 3627 3861 4433 6603 6777 7029 7781 8283 8307 9207 9789 10153 10881 13299 17821 19809 21087 23343 24211 24849 24921 28613 29367 30459 35893 39897 53463 59427 70029 72633 74547 85591 85839 88101 91377 101153 107679 119691 160389 196031 210087 217899 231673 256773 257517 274131 303459 314743 323037 481167 552451 588093 653697 695019 770319 772551 910377 944229 969111 1112683 1657353 1764279 2085057 2310957 2548403 2731131 2832687 3338049 4972059 5292837 6076961 6255171 7181863 7645209 8498061 10014147 14916177 18230883 21545589 22935627 30042441 54692649 64636767 68806881 79000493 164077947 193910301 237001479 711004437 2133013311