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230014731 = 3160747711
BaseRepresentation
bin11011011010110…
…11111100001011
3121000210221220010
431231123330023
5432340432411
634454003003
75462043612
oct1555337413
9530727803
10230014731
11108923521
1265046463
1338865bbb
1422796879
15152d77a6
hexdb5bf0b

230014731 has 8 divisors (see below), whose sum is σ = 306883584. Its totient is φ = 153244520.

The previous prime is 230014711. The next prime is 230014739. The reversal of 230014731 is 137410032.

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 230014731 - 217 = 229883659 is a prime.

It is a super-2 number, since 2×2300147312 = 105813552954004722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 230014698 and 230014707.

It is not an unprimeable number, because it can be changed into a prime (230014739) 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, 19035 + ... + 28676.

It is an arithmetic number, because the mean of its divisors is an integer number (38360448).

Almost surely, 2230014731 is an apocalyptic number.

230014731 is a deficient number, since it is larger than the sum of its proper divisors (76868853).

230014731 is a wasteful number, since it uses less digits than its factorization.

230014731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49321.

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 230014731 is about 15166.2365470146. The cubic root of 230014731 is about 612.7056477859.

Adding to 230014731 its reverse (137410032), we get a palindrome (367424763).

The spelling of 230014731 in words is "two hundred thirty million, fourteen thousand, seven hundred thirty-one".

Divisors: 1 3 1607 4821 47711 143133 76671577 230014731