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93980061 = 3371926171
BaseRepresentation
bin1011001101000…
…00010110011101
320112211200102000
411212200112131
5143024330221
613154152513
72220550230
oct546402635
9215750360
1093980061
114905a67a
1227582739
1316616706
14c6a5417
1583b5e26
hex59a059d

93980061 has 32 divisors (see below), whose sum is σ = 167500800. Its totient is φ = 50874480.

The previous prime is 93980057. The next prime is 93980071. The reversal of 93980061 is 16008939.

It is not a de Polignac number, because 93980061 - 22 = 93980057 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 93979998 and 93980025.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (93980021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9495 + ... + 16676.

It is an arithmetic number, because the mean of its divisors is an integer number (5234400).

Almost surely, 293980061 is an apocalyptic number.

It is an amenable number.

93980061 is a deficient number, since it is larger than the sum of its proper divisors (73520739).

93980061 is a wasteful number, since it uses less digits than its factorization.

93980061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26206 (or 26200 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The square root of 93980061 is about 9694.3313848867. The cubic root of 93980061 is about 454.6514433944.

The spelling of 93980061 in words is "ninety-three million, nine hundred eighty thousand, sixty-one".

Divisors: 1 3 7 9 19 21 27 57 63 133 171 189 399 513 1197 3591 26171 78513 183197 235539 497249 549591 706617 1491747 1648773 3480743 4475241 4946319 10442229 13425723 31326687 93980061