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184930801 = 1116811891
BaseRepresentation
bin10110000010111…
…01000111110001
3110212222110100221
423001131013301
5334320241201
630203413041
74403612566
oct1301350761
9425873327
10184930801
1195430280
1251b24181
132c40c313
141a7bc86d
151137e4a1
hexb05d1f1

184930801 has 4 divisors (see below), whose sum is σ = 201742704. Its totient is φ = 168118900.

The previous prime is 184930763. The next prime is 184930813. The reversal of 184930801 is 108039481.

It is a happy number.

184930801 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 184930801 - 27 = 184930673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (184930861) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8405935 + ... + 8405956.

It is an arithmetic number, because the mean of its divisors is an integer number (50435676).

Almost surely, 2184930801 is an apocalyptic number.

184930801 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

184930801 is a deficient number, since it is larger than the sum of its proper divisors (16811903).

184930801 is a wasteful number, since it uses less digits than its factorization.

184930801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16811902.

The product of its (nonzero) digits is 6912, while the sum is 34.

The square root of 184930801 is about 13598.9264649824. The cubic root of 184930801 is about 569.7308681244.

The spelling of 184930801 in words is "one hundred eighty-four million, nine hundred thirty thousand, eight hundred one".

Divisors: 1 11 16811891 184930801