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93080861 = 745912479
BaseRepresentation
bin1011000110001…
…00110100011101
320111010222221022
411203010310131
5142312041421
613123013525
72210113526
oct543046435
9214128838
1093080861
11485a6035
122720a2a5
1316390343
14c50d84d
1582897ab
hex58c4d1d

93080861 has 4 divisors (see below), whose sum is σ = 93100800. Its totient is φ = 93060924.

The previous prime is 93080849. The next prime is 93080891. The reversal of 93080861 is 16808039.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 93080861 - 210 = 93079837 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (93080891) 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 3 ways as a sum of consecutive naturals, for example, 1220 + ... + 13698.

It is an arithmetic number, because the mean of its divisors is an integer number (23275200).

Almost surely, 293080861 is an apocalyptic number.

It is an amenable number.

93080861 is a deficient number, since it is larger than the sum of its proper divisors (19939).

93080861 is a wasteful number, since it uses less digits than its factorization.

93080861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19938.

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 93080861 is about 9647.8422976332. The cubic root of 93080861 is about 453.1967609914.

The spelling of 93080861 in words is "ninety-three million, eighty thousand, eight hundred sixty-one".

Divisors: 1 7459 12479 93080861