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120125234540 = 2256198463307
BaseRepresentation
bin110111111100000000…
…1011001110101101100
3102111001201211011222202
41233320001121311230
53432004030001130
6131103524401032
711451546434453
oct1577001316554
9374051734882
10120125234540
1146a43621743
121b345846178
13b435124a4c
145b57c25b9a
1531d0e92145
hex1bf8059d6c

120125234540 has 24 divisors (see below), whose sum is σ = 256398454032. Its totient is φ = 47262386880.

The previous prime is 120125234533. The next prime is 120125234597. The reversal of 120125234540 is 45432521021.

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, 49230434 + ... + 49232873.

It is an arithmetic number, because the mean of its divisors is an integer number (10683268918).

Almost surely, 2120125234540 is an apocalyptic number.

120125234540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120125234540 is an abundant number, since it is smaller than the sum of its proper divisors (136273219492).

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

120125234540 is a wasteful number, since it uses less digits than its factorization.

120125234540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98463377 (or 98463375 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 120125234540 its reverse (45432521021), we get a palindrome (165557755561).

The spelling of 120125234540 in words is "one hundred twenty billion, one hundred twenty-five million, two hundred thirty-four thousand, five hundred forty".

Divisors: 1 2 4 5 10 20 61 122 244 305 610 1220 98463307 196926614 393853228 492316535 984633070 1969266140 6006261727 12012523454 24025046908 30031308635 60062617270 120125234540