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120034012340 = 225111109491983
BaseRepresentation
bin110111111001010010…
…1011010110010110100
3102110211101011121122202
41233302211122302310
53431312201343330
6131050505244032
711446361161514
oct1576245326264
9373741147582
10120034012340
11469a70860a0
121b31b193618
13b41c265708
145b49a7b844
1531c7e73445
hex1bf295acb4

120034012340 has 48 divisors (see below), whose sum is σ = 275235528960. Its totient is φ = 43609284480.

The previous prime is 120034012333. The next prime is 120034012409. The reversal of 120034012340 is 43210430021.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2012 + ... + 489971.

It is an arithmetic number, because the mean of its divisors is an integer number (5734073520).

Almost surely, 2120034012340 is an apocalyptic number.

120034012340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120034012340 is an abundant number, since it is smaller than the sum of its proper divisors (155201516620).

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

120034012340 is a wasteful number, since it uses less digits than its factorization.

120034012340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493112 (or 493110 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 120034012340 its reverse (43210430021), we get a palindrome (163244442361).

The spelling of 120034012340 in words is "one hundred twenty billion, thirty-four million, twelve thousand, three hundred forty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 1109 2218 4436 5545 11090 12199 22180 24398 48796 60995 121990 243980 491983 983966 1967932 2459915 4919830 5411813 9839660 10823626 21647252 27059065 54118130 108236260 545609147 1091218294 2182436588 2728045735 5456091470 6001700617 10912182940 12003401234 24006802468 30008503085 60017006170 120034012340