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120041404 = 2277160383
BaseRepresentation
bin1110010011110…
…10111110111100
322100212201211221
413021322332330
5221212311104
615524523124
72655222640
oct711727674
9270781757
10120041404
116183a97a
12342504a4
131bb3ca22
1411d2ac20
15a812c54
hex727afbc

120041404 has 24 divisors (see below), whose sum is σ = 243468288. Its totient is φ = 50720880.

The previous prime is 120041387. The next prime is 120041407. The reversal of 120041404 is 404140021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120041407) 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, 28204 + ... + 32179.

It is an arithmetic number, because the mean of its divisors is an integer number (10144512).

Almost surely, 2120041404 is an apocalyptic number.

120041404 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

120041404 is an abundant number, since it is smaller than the sum of its proper divisors (123426884).

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

120041404 is a wasteful number, since it uses less digits than its factorization.

120041404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60465 (or 60463 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 120041404 is about 10956.3408125158. The cubic root of 120041404 is about 493.2991367011.

Adding to 120041404 its reverse (404140021), we get a palindrome (524181425).

The spelling of 120041404 in words is "one hundred twenty million, forty-one thousand, four hundred four".

Divisors: 1 2 4 7 14 28 71 142 284 497 994 1988 60383 120766 241532 422681 845362 1690724 4287193 8574386 17148772 30010351 60020702 120041404