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120245126460 = 22356729911723
BaseRepresentation
bin110111111111100101…
…0110000010100111100
3102111101002102022210020
41233333022300110330
53432230223021320
6131123450212140
711454533465544
oct1577712602474
9374332368706
10120245126460
1146aa526a278
121b379a24050
13b453c11704
145b69b14324
1531db775940
hex1bff2b053c

120245126460 has 48 divisors (see below), whose sum is σ = 341711534976. Its totient is φ = 31586778432.

The previous prime is 120245126453. The next prime is 120245126467. The reversal of 120245126460 is 64621542021.

It is an interprime number because it is at equal distance from previous prime (120245126453) and next prime (120245126467).

It is a super-3 number, since 3×1202451264603 (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120245126467) 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, 14951842 + ... + 14959881.

It is an arithmetic number, because the mean of its divisors is an integer number (7118990312).

Almost surely, 2120245126460 is an apocalyptic number.

120245126460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120245126460 is an abundant number, since it is smaller than the sum of its proper divisors (221466408516).

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

120245126460 is a wasteful number, since it uses less digits than its factorization.

120245126460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29911802 (or 29911800 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

Adding to 120245126460 its reverse (64621542021), we get a palindrome (184866668481).

The spelling of 120245126460 in words is "one hundred twenty billion, two hundred forty-five million, one hundred twenty-six thousand, four hundred sixty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 67 134 201 268 335 402 670 804 1005 1340 2010 4020 29911723 59823446 89735169 119646892 149558615 179470338 299117230 358940676 448675845 598234460 897351690 1794703380 2004085441 4008170882 6012256323 8016341764 10020427205 12024512646 20040854410 24049025292 30061281615 40081708820 60122563230 120245126460