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120190244 = 2230047561
BaseRepresentation
bin1110010100111…
…11010100100100
322101011022000112
413022133110210
5221232041434
615532032152
72656412606
oct712372444
9271138015
10120190244
1161931789
1234302658
131bb926b5
1411d69176
15a841dce
hex729f524

120190244 has 6 divisors (see below), whose sum is σ = 210332934. Its totient is φ = 60095120.

The previous prime is 120190241. The next prime is 120190253. The reversal of 120190244 is 442091021.

It can be written as a sum of positive squares in only one way, i.e., 120121600 + 68644 = 10960^2 + 262^2 .

It is not an unprimeable number, because it can be changed into a prime (120190241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15023777 + ... + 15023784.

It is an arithmetic number, because the mean of its divisors is an integer number (35055489).

Almost surely, 2120190244 is an apocalyptic number.

It is an amenable number.

120190244 is a deficient number, since it is larger than the sum of its proper divisors (90142690).

120190244 is a wasteful number, since it uses less digits than its factorization.

120190244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30047565 (or 30047563 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 120190244 is about 10963.1311220837. The cubic root of 120190244 is about 493.5029339362.

The spelling of 120190244 in words is "one hundred twenty million, one hundred ninety thousand, two hundred forty-four".

Divisors: 1 2 4 30047561 60095122 120190244