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122024013 = 3127320273
BaseRepresentation
bin1110100010111…
…11000001001101
322111121110110220
413101133001031
5222214232023
620035221553
73011121066
oct721370115
9274543426
10122024013
11629744a1
1234a478b9
131c385277
14122c556d
15aaa53e3
hex745f04d

122024013 has 8 divisors (see below), whose sum is σ = 163980288. Its totient is φ = 80708544.

The previous prime is 122024009. The next prime is 122024041. The reversal of 122024013 is 310420221.

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

It is not a de Polignac number, because 122024013 - 22 = 122024009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122023983 and 122024001.

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 polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 159756 + ... + 160517.

It is an arithmetic number, because the mean of its divisors is an integer number (20497536).

Almost surely, 2122024013 is an apocalyptic number.

It is an amenable number.

122024013 is a deficient number, since it is larger than the sum of its proper divisors (41956275).

122024013 is a wasteful number, since it uses less digits than its factorization.

122024013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320403.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 122024013 is about 11046.4479811386. The cubic root of 122024013 is about 496.0001043292. Note that the first 3 decimals are identical.

Adding to 122024013 its reverse (310420221), we get a palindrome (432444234).

The spelling of 122024013 in words is "one hundred twenty-two million, twenty-four thousand, thirteen".

Divisors: 1 3 127 381 320273 960819 40674671 122024013