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16020102060 = 22325107831781
BaseRepresentation
bin11101110101101111…
…10101101110101100
31112100110122111122100
432322313311232230
5230302121231220
611205354215100
71104664422624
oct167267655654
945313574570
1016020102060
116880a25876
123131124490
131683ca3c41
14abd8c5884
1563b666d90
hex3badf5bac

16020102060 has 72 divisors (see below), whose sum is σ = 49048520976. Its totient is φ = 4232096640.

The previous prime is 16020102037. The next prime is 16020102061. The reversal of 16020102060 is 6020102061.

It is a happy number.

16020102060 is a `hidden beast` number, since 1 + 602 + 0 + 1 + 0 + 2 + 0 + 60 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (16020102061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 396631 + ... + 435150.

It is an arithmetic number, because the mean of its divisors is an integer number (681229458).

Almost surely, 216020102060 is an apocalyptic number.

16020102060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16020102060 is an abundant number, since it is smaller than the sum of its proper divisors (33028418916).

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

16020102060 is a wasteful number, since it uses less digits than its factorization.

16020102060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 831903 (or 831898 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Subtracting from 16020102060 its reverse (6020102061), we obtain a palindrome (9999999999).

The spelling of 16020102060 in words is "sixteen billion, twenty million, one hundred two thousand, sixty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 107 180 214 321 428 535 642 963 1070 1284 1605 1926 2140 3210 3852 4815 6420 9630 19260 831781 1663562 2495343 3327124 4158905 4990686 7486029 8317810 9981372 12476715 14972058 16635620 24953430 29944116 37430145 49906860 74860290 89000567 149720580 178001134 267001701 356002268 445002835 534003402 801005103 890005670 1068006804 1335008505 1602010206 1780011340 2670017010 3204020412 4005025515 5340034020 8010051030 16020102060