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120120002 = 2122948869
BaseRepresentation
bin1110010100011…
…10001011000010
322101000201122222
413022032023002
5221222320002
615530331042
72656001042
oct712161302
9271021588
10120120002
1161893a32
1234289a82
131bb69732
1411d4b722
15a82b1a2
hex728e2c2

120120002 has 8 divisors (see below), whose sum is σ = 180330300. Its totient is φ = 60009904.

The previous prime is 120119999. The next prime is 120120031. The reversal of 120120002 is 200021021.

It can be written as a sum of positive squares in 2 ways, for example, as 115756081 + 4363921 = 10759^2 + 2089^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21977 + ... + 26892.

Almost surely, 2120120002 is an apocalyptic number.

120120002 is a deficient number, since it is larger than the sum of its proper divisors (60210298).

120120002 is a wasteful number, since it uses less digits than its factorization.

120120002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50100.

The product of its (nonzero) digits is 8, while the sum is 8.

The square root of 120120002 is about 10959.9270982977. The cubic root of 120120002 is about 493.4067769685.

Adding to 120120002 its reverse (200021021), we get a palindrome (320141023).

The spelling of 120120002 in words is "one hundred twenty million, one hundred twenty thousand, two".

Divisors: 1 2 1229 2458 48869 97738 60060001 120120002