Search a number
-
+
120104800 = 2552150131
BaseRepresentation
bin1110010100010…
…10011101100000
322100222221210221
413022022131200
5221221323200
615530132424
72655605524
oct712123540
9270887727
10120104800
1161883572
1234281114
131bb6283a
1411d45d84
15a82691a
hex728a760

120104800 has 36 divisors (see below), whose sum is σ = 293207796. Its totient is φ = 48041600.

The previous prime is 120104797. The next prime is 120104851. The reversal of 120104800 is 8401021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 74266 + ... + 75865.

It is an arithmetic number, because the mean of its divisors is an integer number (8144661).

Almost surely, 2120104800 is an apocalyptic number.

120104800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120104800 is an abundant number, since it is smaller than the sum of its proper divisors (173102996).

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

120104800 is a wasteful number, since it uses less digits than its factorization.

120104800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150151 (or 150138 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 120104800 is about 10959.2335498428. The cubic root of 120104800 is about 493.3859614336.

Adding to 120104800 its reverse (8401021), we get a palindrome (128505821).

The spelling of 120104800 in words is "one hundred twenty million, one hundred four thousand, eight hundred".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 80 100 160 200 400 800 150131 300262 600524 750655 1201048 1501310 2402096 3002620 3753275 4804192 6005240 7506550 12010480 15013100 24020960 30026200 60052400 120104800