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120100198 = 2530911311
BaseRepresentation
bin1110010100010…
…01010101100110
322100222201111111
413022021111212
5221221201243
615530055234
72655556231
oct712112546
9270881444
10120100198
1161880069
123427a51a
131bb6070a
1411d44418
15a82539d
hex7289566

120100198 has 8 divisors (see below), whose sum is σ = 180200160. Its totient is φ = 60033480.

The previous prime is 120100177. The next prime is 120100199. The reversal of 120100198 is 891001021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120100199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4963 + ... + 16273.

It is an arithmetic number, because the mean of its divisors is an integer number (22525020).

Almost surely, 2120100198 is an apocalyptic number.

120100198 is a deficient number, since it is larger than the sum of its proper divisors (60099962).

120100198 is a wasteful number, since it uses less digits than its factorization.

120100198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16622.

The product of its (nonzero) digits is 144, while the sum is 22.

The square root of 120100198 is about 10959.0235878932. The cubic root of 120100198 is about 493.3796597394.

The spelling of 120100198 in words is "one hundred twenty million, one hundred thousand, one hundred ninety-eight".

Divisors: 1 2 5309 10618 11311 22622 60050099 120100198