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120133071 = 3323193451
BaseRepresentation
bin1110010100100…
…01010111001111
322101001101121000
413022101113033
5221223224241
615530511343
72656054122
oct712212717
9271041530
10120133071
11618a2833
1234295553
131bb72676
1411d523b9
15a82eeb6
hex72915cf

120133071 has 16 divisors (see below), whose sum is σ = 185713920. Its totient is φ = 76606200.

The previous prime is 120133049. The next prime is 120133087. The reversal of 120133071 is 170331021.

It is not a de Polignac number, because 120133071 - 26 = 120133007 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120133021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96105 + ... + 97346.

It is an arithmetic number, because the mean of its divisors is an integer number (11607120).

Almost surely, 2120133071 is an apocalyptic number.

120133071 is a deficient number, since it is larger than the sum of its proper divisors (65580849).

120133071 is a wasteful number, since it uses less digits than its factorization.

120133071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193483 (or 193477 counting only the distinct ones).

The product of its (nonzero) digits is 126, while the sum is 18.

The square root of 120133071 is about 10960.5232995510. The cubic root of 120133071 is about 493.4246704617.

Adding to 120133071 its reverse (170331021), we get a palindrome (290464092).

The spelling of 120133071 in words is "one hundred twenty million, one hundred thirty-three thousand, seventy-one".

Divisors: 1 3 9 23 27 69 207 621 193451 580353 1741059 4449373 5223177 13348119 40044357 120133071