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230078671 = 534341107
BaseRepresentation
bin11011011011010…
…11100011001111
3121000221012121021
431231223203033
5432400004141
634455215011
75462431204
oct1555534317
9530835537
10230078671
11108967569
1265077467
1338889034
14227b1cab
15152eb6d1
hexdb6b8cf

230078671 has 4 divisors (see below), whose sum is σ = 234419832. Its totient is φ = 225737512.

The previous prime is 230078669. The next prime is 230078747. The reversal of 230078671 is 176870032.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 230078671 - 21 = 230078669 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 (230078371) 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, 2170501 + ... + 2170606.

It is an arithmetic number, because the mean of its divisors is an integer number (58604958).

Almost surely, 2230078671 is an apocalyptic number.

230078671 is a deficient number, since it is larger than the sum of its proper divisors (4341161).

230078671 is an equidigital number, since it uses as much as digits as its factorization.

230078671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4341160.

The product of its (nonzero) digits is 14112, while the sum is 34.

The square root of 230078671 is about 15168.3443724093. The cubic root of 230078671 is about 612.7624162798.

The spelling of 230078671 in words is "two hundred thirty million, seventy-eight thousand, six hundred seventy-one".

Divisors: 1 53 4341107 230078671