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133120122 = 23101921773
BaseRepresentation
bin1111110111101…
…00000001111010
3100021111012110220
413323310001322
5233034320442
621113120510
73204334212
oct773640172
9307435426
10133120122
1169163133
12386b9136
132176ba05
1413973242
15ba47eec
hex7ef407a

133120122 has 16 divisors (see below), whose sum is σ = 266513760. Its totient is φ = 44327792.

The previous prime is 133120103. The next prime is 133120133. The reversal of 133120122 is 221021331.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4773 + ... + 17000.

It is an arithmetic number, because the mean of its divisors is an integer number (16657110).

Almost surely, 2133120122 is an apocalyptic number.

133120122 is an abundant number, since it is smaller than the sum of its proper divisors (133393638).

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

133120122 is a wasteful number, since it uses less digits than its factorization.

133120122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22797.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 133120122 is about 11537.7693684698. The cubic root of 133120122 is about 510.6004998914.

Adding to 133120122 its reverse (221021331), we get a palindrome (354141453).

The spelling of 133120122 in words is "one hundred thirty-three million, one hundred twenty thousand, one hundred twenty-two".

Divisors: 1 2 3 6 1019 2038 3057 6114 21773 43546 65319 130638 22186687 44373374 66560061 133120122