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122024005 = 5103123671
BaseRepresentation
bin1110100010111…
…11000001000101
322111121110110121
413101133001011
5222214232010
620035221541
73011121055
oct721370105
9274543417
10122024005
1162974494
1234a478b1
131c38526c
14122c5565
15aaa53da
hex745f045

122024005 has 8 divisors (see below), whose sum is σ = 146577024. Its totient is φ = 97520400.

The previous prime is 122024003. The next prime is 122024009. The reversal of 122024005 is 500420221.

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

It is not a de Polignac number, because 122024005 - 21 = 122024003 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 122024005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122024003) 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 7 ways as a sum of consecutive naturals, for example, 6681 + ... + 16990.

It is an arithmetic number, because the mean of its divisors is an integer number (18322128).

Almost surely, 2122024005 is an apocalyptic number.

It is an amenable number.

122024005 is a deficient number, since it is larger than the sum of its proper divisors (24553019).

122024005 is a wasteful number, since it uses less digits than its factorization.

122024005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24707.

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 122024005 is about 11046.4476190312. The cubic root of 122024005 is about 496.0000934898. Note that the first 4 decimals are identical.

Adding to 122024005 its reverse (500420221), we get a palindrome (622444226).

The spelling of 122024005 in words is "one hundred twenty-two million, twenty-four thousand, five".

Divisors: 1 5 1031 5155 23671 118355 24404801 122024005