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119040020 = 22511717621
BaseRepresentation
bin1110001100001…
…10100000010100
322021222212012122
413012012200110
5220433240040
615451235112
72643552311
oct706064024
9267885178
10119040020
1161216590
1233a48a98
131b87bca8
1411b49d08
15a6b61b5
hex7186814

119040020 has 48 divisors (see below), whose sum is σ = 276587136. Its totient is φ = 42672000.

The previous prime is 119040007. The next prime is 119040023. The reversal of 119040020 is 20040911.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (119040023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11810 + ... + 19430.

It is an arithmetic number, because the mean of its divisors is an integer number (5762232).

Almost surely, 2119040020 is an apocalyptic number.

119040020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 119040020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (138293568).

119040020 is an abundant number, since it is smaller than the sum of its proper divisors (157547116).

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

119040020 is a wasteful number, since it uses less digits than its factorization.

119040020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7712 (or 7710 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 119040020 is about 10910.5462741331. The cubic root of 119040020 is about 491.9236061351.

Adding to 119040020 its reverse (20040911), we get a palindrome (139080931).

The spelling of 119040020 in words is "one hundred nineteen million, forty thousand, twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 71 110 142 220 284 355 710 781 1420 1562 3124 3905 7621 7810 15242 15620 30484 38105 76210 83831 152420 167662 335324 419155 541091 838310 1082182 1676620 2164364 2705455 5410910 5952001 10821820 11904002 23808004 29760005 59520010 119040020