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993031080 = 23358275259
BaseRepresentation
bin111011001100000…
…111001110101000
32120012120012112220
4323030013032220
54013203443310
6242312034040
733415424226
oct7314071650
92505505486
10993031080
1146a5a3a48
12238692920
1312a96a172
1495c55b16
155c2a6670
hex3b3073a8

993031080 has 32 divisors (see below), whose sum is σ = 2979093600. Its totient is φ = 264808256.

The previous prime is 993031057. The next prime is 993031129. The reversal of 993031080 is 80130399.

993031080 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×9930310802 = 1972221451691932800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4137510 + ... + 4137749.

It is an arithmetic number, because the mean of its divisors is an integer number (93096675).

Almost surely, 2993031080 is an apocalyptic number.

It is an amenable number.

993031080 is an abundant number, since it is smaller than the sum of its proper divisors (1986062520).

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

993031080 is a wasteful number, since it uses less digits than its factorization.

993031080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8275273 (or 8275269 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 33.

The square root of 993031080 is about 31512.3956563128. The cubic root of 993031080 is about 997.6716094719.

The spelling of 993031080 in words is "nine hundred ninety-three million, thirty-one thousand, eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 8275259 16550518 24825777 33101036 41376295 49651554 66202072 82752590 99303108 124128885 165505180 198606216 248257770 331010360 496515540 993031080