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16927916543980 = 22513313208010771
BaseRepresentation
bin1111011001010101011001…
…1100111100111111101100
32012221021220121110020222021
43312111112130330333230
54204321333113401410
6100000324423555524
73365000360344201
oct366252634747754
965837817406867
1016927916543980
1154370a8640a12
121a948b0bbbba4
1395a3ac7c19a0
1442745bb6bca8
151e5502185eda
hexf655673cfec

16927916543980 has 48 divisors (see below), whose sum is σ = 38405444855904. Its totient is φ = 6230338583040.

The previous prime is 16927916543977. The next prime is 16927916543983. The reversal of 16927916543980 is 8934561972961.

It is an interprime number because it is at equal distance from previous prime (16927916543977) and next prime (16927916543983).

It is not an unprimeable number, because it can be changed into a prime (16927916543983) 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, 103924006 + ... + 104086765.

It is an arithmetic number, because the mean of its divisors is an integer number (800113434498).

It is a 1-persistent number, because it is pandigital, but 2⋅16927916543980 = 33855833087960 is not.

Almost surely, 216927916543980 is an apocalyptic number.

16927916543980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16927916543980 is an abundant number, since it is smaller than the sum of its proper divisors (21477528311924).

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

16927916543980 is a wasteful number, since it uses less digits than its factorization.

16927916543980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208011106 (or 208011104 counting only the distinct ones).

The product of its (nonzero) digits is 176359680, while the sum is 70.

The spelling of 16927916543980 in words is "sixteen trillion, nine hundred twenty-seven billion, nine hundred sixteen million, five hundred forty-three thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 313 626 1252 1565 3130 4069 6260 8138 16276 20345 40690 81380 208010771 416021542 832043084 1040053855 2080107710 2704140023 4160215420 5408280046 10816560092 13520700115 27041400230 54082800460 65107371323 130214742646 260429485292 325536856615 651073713230 846395827199 1302147426460 1692791654398 3385583308796 4231979135995 8463958271990 16927916543980