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120111313 = 723746033
BaseRepresentation
bin1110010100011…
…00000011010001
322101000021202011
413022030003101
5221222030223
615530222521
72655633520
oct712140321
9271007664
10120111313
1161888453
1234284a41
131bb657aa
1411d484b7
15a82880d
hex728c0d1

120111313 has 8 divisors (see below), whose sum is σ = 143238528. Its totient is φ = 98476224.

The previous prime is 120111283. The next prime is 120111319. The reversal of 120111313 is 313111021.

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

It is not a de Polignac number, because 120111313 - 217 = 119980241 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120111293 and 120111302.

It is not an unprimeable number, because it can be changed into a prime (120111319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 372856 + ... + 373177.

It is an arithmetic number, because the mean of its divisors is an integer number (17904816).

Almost surely, 2120111313 is an apocalyptic number.

It is an amenable number.

120111313 is a deficient number, since it is larger than the sum of its proper divisors (23127215).

120111313 is an equidigital number, since it uses as much as digits as its factorization.

120111313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 746063.

The product of its (nonzero) digits is 18, while the sum is 13.

The square root of 120111313 is about 10959.5306925069. The cubic root of 120111313 is about 493.3948796581.

Adding to 120111313 its reverse (313111021), we get a palindrome (433222334).

The spelling of 120111313 in words is "one hundred twenty million, one hundred eleven thousand, three hundred thirteen".

Divisors: 1 7 23 161 746033 5222231 17158759 120111313