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120104168 = 23193171359
BaseRepresentation
bin1110010100010…
…10010011101000
322100222220221112
413022022103220
5221221313133
615530125452
72655603632
oct712122350
9270886845
10120104168
1161883048
1234280888
131bb62472
1411d45a52
15a826648
hex728a4e8

120104168 has 64 divisors (see below), whose sum is σ = 248832000. Its totient is φ = 54129600.

The previous prime is 120104161. The next prime is 120104191. The reversal of 120104168 is 861401021.

It is a super-2 number, since 2×1201041682 = 28850022341944448, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (120104161) 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, 334373 + ... + 334731.

It is an arithmetic number, because the mean of its divisors is an integer number (3888000).

Almost surely, 2120104168 is an apocalyptic number.

It is an amenable number.

120104168 is an abundant number, since it is smaller than the sum of its proper divisors (128727832).

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

120104168 is a wasteful number, since it uses less digits than its factorization.

120104168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486 (or 482 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 23.

The square root of 120104168 is about 10959.2047156717. The cubic root of 120104168 is about 493.3850960214.

Adding to 120104168 its reverse (861401021), we get a palindrome (981505189).

The spelling of 120104168 in words is "one hundred twenty million, one hundred four thousand, one hundred sixty-eight".

Divisors: 1 2 4 8 19 31 38 62 71 76 124 142 152 248 284 359 568 589 718 1178 1349 1436 2201 2356 2698 2872 4402 4712 5396 6821 8804 10792 11129 13642 17608 22258 25489 27284 41819 44516 50978 54568 83638 89032 101956 167276 203912 211451 334552 422902 484291 790159 845804 968582 1580318 1691608 1937164 3160636 3874328 6321272 15013021 30026042 60052084 120104168