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120006741 = 340002247
BaseRepresentation
bin1110010011100…
…10100001010101
322100210222022010
413021302201111
5221210203431
615524054433
72655016611
oct711624125
9270728263
10120006741
1161816928
1234234419
131bb2a00a
1411d1c341
15a807846
hex7272855

120006741 has 4 divisors (see below), whose sum is σ = 160008992. Its totient is φ = 80004492.

The previous prime is 120006739. The next prime is 120006743. The reversal of 120006741 is 147600021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (120006739) and next prime (120006743).

It is not a de Polignac number, because 120006741 - 21 = 120006739 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120006743) 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, 20001121 + ... + 20001126.

It is an arithmetic number, because the mean of its divisors is an integer number (40002248).

Almost surely, 2120006741 is an apocalyptic number.

It is an amenable number.

120006741 is a deficient number, since it is larger than the sum of its proper divisors (40002251).

120006741 is an equidigital number, since it uses as much as digits as its factorization.

120006741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40002250.

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 120006741 is about 10954.7588289291. The cubic root of 120006741 is about 493.2516506574.

Adding to 120006741 its reverse (147600021), we get a palindrome (267606762).

The spelling of 120006741 in words is "one hundred twenty million, six thousand, seven hundred forty-one".

Divisors: 1 3 40002247 120006741