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120113140 = 2257857951
BaseRepresentation
bin1110010100011…
…00011111110100
322101000101020211
413022030133310
5221222110030
615530235204
72655642040
oct712143764
9271011224
10120113140
1161889864
1234285b04
131bb66584
1411d49020
15a82912a
hex728c7f4

120113140 has 24 divisors (see below), whose sum is σ = 288271872. Its totient is φ = 41181600.

The previous prime is 120113113. The next prime is 120113159. The reversal of 120113140 is 41311021.

It is a self number, because there is not a number n which added to its sum of digits gives 120113140.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 428836 + ... + 429115.

It is an arithmetic number, because the mean of its divisors is an integer number (12011328).

Almost surely, 2120113140 is an apocalyptic number.

120113140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120113140 is an abundant number, since it is smaller than the sum of its proper divisors (168158732).

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

120113140 is a wasteful number, since it uses less digits than its factorization.

120113140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 857967 (or 857965 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 120113140 is about 10959.6140442992. The cubic root of 120113140 is about 493.3973813038.

Adding to 120113140 its reverse (41311021), we get a palindrome (161424161).

It can be divided in two parts, 12011 and 3140, that added together give a palindrome (15151).

The spelling of 120113140 in words is "one hundred twenty million, one hundred thirteen thousand, one hundred forty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 857951 1715902 3431804 4289755 6005657 8579510 12011314 17159020 24022628 30028285 60056570 120113140