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120868306030 = 2529131414913
BaseRepresentation
bin111000010010001001…
…1111111110001101110
3102112222112001010110001
41300210103333301232
53440014241243110
6131305351134514
711506141435603
oct1604423776156
9375875033401
10120868306030
114729500a30a
121b51267443a
13b523064a14
145bc87b26aa
15322632163a
hex1c244ffc6e

120868306030 has 16 divisors (see below), whose sum is σ = 217570943664. Its totient is φ = 48345546240.

The previous prime is 120868306021. The next prime is 120868306037. The reversal of 120868306030 is 30603868021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120868306037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83854 + ... + 498766.

It is an arithmetic number, because the mean of its divisors is an integer number (13598183979).

Almost surely, 2120868306030 is an apocalyptic number.

120868306030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120868306030 is a deficient number, since it is larger than the sum of its proper divisors (96702637634).

120868306030 is a wasteful number, since it uses less digits than its factorization.

120868306030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444051.

The product of its (nonzero) digits is 41472, while the sum is 37.

The spelling of 120868306030 in words is "one hundred twenty billion, eight hundred sixty-eight million, three hundred six thousand, thirty".

Divisors: 1 2 5 10 29131 58262 145655 291310 414913 829826 2074565 4149130 12086830603 24173661206 60434153015 120868306030