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12132311433 = 31119371573331
BaseRepresentation
bin10110100110010010…
…00110000110001001
31011022112002021111220
423103021012012021
5144321332431213
65323513312253
7606435642234
oct132311060611
934275067456
1012132311433
115166412170
122427105689
1311b46ac408
1483142041b
154b01a8e23
hex2d3246189

12132311433 has 64 divisors (see below), whose sum is σ = 19205114880. Its totient is φ = 6732460800.

The previous prime is 12132311419. The next prime is 12132311437. The reversal of 12132311433 is 33411323121.

It is not a de Polignac number, because 12132311433 - 24 = 12132311417 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12132311437) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3640578 + ... + 3643908.

It is an arithmetic number, because the mean of its divisors is an integer number (300079920).

Almost surely, 212132311433 is an apocalyptic number.

It is an amenable number.

12132311433 is a deficient number, since it is larger than the sum of its proper divisors (7072803447).

12132311433 is a wasteful number, since it uses less digits than its factorization.

12132311433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3558.

The product of its digits is 1296, while the sum is 24.

Adding to 12132311433 its reverse (33411323121), we get a palindrome (45543634554).

The spelling of 12132311433 in words is "twelve billion, one hundred thirty-two million, three hundred eleven thousand, four hundred thirty-three".

Divisors: 1 3 11 19 33 37 57 111 157 209 407 471 627 703 1221 1727 2109 2983 3331 5181 5809 7733 8949 9993 17427 23199 32813 36641 63289 63899 98439 109923 110371 123247 189867 191697 331113 369741 522967 696179 1214081 1355717 1568901 2088537 2341693 3642243 4067151 5752637 7025079 9936373 17257911 19349779 25758623 29809119 58049337 77275869 109300103 212847569 327900309 367645801 638542707 1102937403 4044103811 12132311433