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120414424 = 23131157831
BaseRepresentation
bin1110010110101…
…10000011011000
322101120200112111
413023112003120
5221311230144
615540522104
72661335314
oct713260330
9271520474
10120414424
1161a75159
12343b0334
131bc40750
1411dc6b44
15a888534
hex72d60d8

120414424 has 16 divisors (see below), whose sum is σ = 243144720. Its totient is φ = 55575840.

The previous prime is 120414403. The next prime is 120414439. The reversal of 120414424 is 424414021.

It is a junction number, because it is equal to n+sod(n) for n = 120414395 and 120414404.

It is a congruent number.

It is an unprimeable number.

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, 578812 + ... + 579019.

It is an arithmetic number, because the mean of its divisors is an integer number (15196545).

Almost surely, 2120414424 is an apocalyptic number.

It is an amenable number.

120414424 is an abundant number, since it is smaller than the sum of its proper divisors (122730296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120414424 is a wasteful number, since it uses less digits than its factorization.

120414424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1157850 (or 1157846 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

The square root of 120414424 is about 10973.3506277709. The cubic root of 120414424 is about 493.8095721745.

Adding to 120414424 its reverse (424414021), we get a palindrome (544828445).

The spelling of 120414424 in words is "one hundred twenty million, four hundred fourteen thousand, four hundred twenty-four".

Divisors: 1 2 4 8 13 26 52 104 1157831 2315662 4631324 9262648 15051803 30103606 60207212 120414424