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120142332320 = 2552672328099
BaseRepresentation
bin110111111100100001…
…0101000000110100000
3102111002220222211201212
41233321002220012200
53432022414113240
6131105335045252
711452144655303
oct1577102500640
9374086884655
10120142332320
1146a5223a53a
121b34b510828
13b43883018a
145b5a1d6b3a
1531d271d165
hex1bf90a81a0

120142332320 has 48 divisors (see below), whose sum is σ = 283856983200. Its totient is φ = 48053424384.

The previous prime is 120142332319. The next prime is 120142332361. The reversal of 120142332320 is 23233241021.

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, 4261631 + ... + 4289729.

It is an arithmetic number, because the mean of its divisors is an integer number (5913687150).

Almost surely, 2120142332320 is an apocalyptic number.

120142332320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120142332320 is an abundant number, since it is smaller than the sum of its proper divisors (163714650880).

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

120142332320 is a wasteful number, since it uses less digits than its factorization.

120142332320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54837 (or 54829 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 120142332320 its reverse (23233241021), we get a palindrome (143375573341).

The spelling of 120142332320 in words is "one hundred twenty billion, one hundred forty-two million, three hundred thirty-two thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 26723 28099 53446 56198 106892 112396 133615 140495 213784 224792 267230 280990 427568 449584 534460 561980 855136 899168 1068920 1123960 2137840 2247920 4275680 4495840 750889577 1501779154 3003558308 3754447885 6007116616 7508895770 12014233232 15017791540 24028466464 30035583080 60071166160 120142332320