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16196006780 = 2252459329321
BaseRepresentation
bin11110001010101101…
…10111001101111100
31112210201122101112222
433011112313031330
5231132134204110
611235040344512
71112231533442
oct170526671574
945721571488
1016196006780
116961250678
123180015138
1316b1572a85
14ad8dd4b92
1564bd11c55
hex3c55b737c

16196006780 has 24 divisors (see below), whose sum is σ = 34025549040. Its totient is φ = 6475748480.

The previous prime is 16196006779. The next prime is 16196006789. The reversal of 16196006780 is 8760069161.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16196006789) 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, 115481 + ... + 213840.

It is an arithmetic number, because the mean of its divisors is an integer number (1417731210).

Almost surely, 216196006780 is an apocalyptic number.

16196006780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16196006780 is an abundant number, since it is smaller than the sum of its proper divisors (17829542260).

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

16196006780 is a wasteful number, since it uses less digits than its factorization.

16196006780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331789 (or 331787 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 44.

The spelling of 16196006780 in words is "sixteen billion, one hundred ninety-six million, six thousand, seven hundred eighty".

Divisors: 1 2 4 5 10 20 2459 4918 9836 12295 24590 49180 329321 658642 1317284 1646605 3293210 6586420 809800339 1619600678 3239201356 4049001695 8098003390 16196006780