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30196883 = 314612113
BaseRepresentation
bin111001100110…
…0010010010011
32002211011100002
41303030102103
530212300013
62555120215
7514445363
oct163142223
962734302
1030196883
1116055402
12a14306b
1363437a2
1440209a3
1529b7358
hex1ccc493

30196883 has 8 divisors (see below), whose sum is σ = 31253376. Its totient is φ = 29145600.

The previous prime is 30196853. The next prime is 30196897. The reversal of 30196883 is 38869103.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 30196883 - 220 = 29148307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30196813) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13235 + ... + 15347.

It is an arithmetic number, because the mean of its divisors is an integer number (3906672).

Almost surely, 230196883 is an apocalyptic number.

30196883 is a deficient number, since it is larger than the sum of its proper divisors (1056493).

30196883 is a wasteful number, since it uses less digits than its factorization.

30196883 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2605.

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 30196883 is about 5495.1690601837. The cubic root of 30196883 is about 311.4015037437.

The spelling of 30196883 in words is "thirty million, one hundred ninety-six thousand, eight hundred eighty-three".

Divisors: 1 31 461 2113 14291 65503 974093 30196883