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133100331132 = 22397431138427
BaseRepresentation
bin111101111110101100…
…1011110000001111100
3110201112222202101101210
41323331121132001330
54140042141044012
6141051230004420
712421231101426
oct1737531360174
9421488671353
10133100331132
11514a173786a
1221967046710
13c7222b74b2
14662914b816
1536e012523c
hex1efd65e07c

133100331132 has 24 divisors (see below), whose sum is σ = 310599588096. Its totient is φ = 44362184368.

The previous prime is 133100331071. The next prime is 133100331149. The reversal of 133100331132 is 231133001331.

It is a junction number, because it is equal to n+sod(n) for n = 133100331099 and 133100331108.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 452298 + ... + 686129.

It is an arithmetic number, because the mean of its divisors is an integer number (12941649504).

Almost surely, 2133100331132 is an apocalyptic number.

133100331132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

133100331132 is an abundant number, since it is smaller than the sum of its proper divisors (177499256964).

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

133100331132 is a wasteful number, since it uses less digits than its factorization.

133100331132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1148177 (or 1148175 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 133100331132 its reverse (231133001331), we get a palindrome (364233332463).

The spelling of 133100331132 in words is "one hundred thirty-three billion, one hundred million, three hundred thirty-one thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 12 9743 19486 29229 38972 58458 116916 1138427 2276854 3415281 4553708 6830562 13661124 11091694261 22183388522 33275082783 44366777044 66550165566 133100331132