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120213470 = 2513924719
BaseRepresentation
bin1110010101001…
…00111111011110
322101012110212202
413022210333132
5221233312340
615532331502
72656540406
oct712447736
9271173782
10120213470
1161948183
1234313b92
131bba0140
1411d73806
15a848c15
hex72a4fde

120213470 has 16 divisors (see below), whose sum is σ = 233029440. Its totient is φ = 44386464.

The previous prime is 120213469. The next prime is 120213473. The reversal of 120213470 is 74312021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120213473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 462230 + ... + 462489.

It is an arithmetic number, because the mean of its divisors is an integer number (14564340).

Almost surely, 2120213470 is an apocalyptic number.

120213470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120213470 is a deficient number, since it is larger than the sum of its proper divisors (112815970).

120213470 is a wasteful number, since it uses less digits than its factorization.

120213470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 924739.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 120213470 is about 10964.1903485848. The cubic root of 120213470 is about 493.5347206562.

Adding to 120213470 its reverse (74312021), we get a palindrome (194525491).

The spelling of 120213470 in words is "one hundred twenty million, two hundred thirteen thousand, four hundred seventy".

Divisors: 1 2 5 10 13 26 65 130 924719 1849438 4623595 9247190 12021347 24042694 60106735 120213470