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230022453 = 3257298343
BaseRepresentation
bin11011011010111…
…01110100110101
3121000211100111010
431231131310311
5432341204303
634454102433
75462105253
oct1555356465
9530740433
10230022453
11108929301
126504aa19
133886957b
14227995d3
15152d9c03
hexdb5dd35

230022453 has 8 divisors (see below), whose sum is σ = 307891008. Its totient is φ = 152751104.

The previous prime is 230022439. The next prime is 230022467. The reversal of 230022453 is 354220032.

It is an interprime number because it is at equal distance from previous prime (230022439) and next prime (230022467).

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 230022453 - 25 = 230022421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230022413) 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, 148401 + ... + 149942.

It is an arithmetic number, because the mean of its divisors is an integer number (38486376).

Almost surely, 2230022453 is an apocalyptic number.

It is an amenable number.

230022453 is a deficient number, since it is larger than the sum of its proper divisors (77868555).

230022453 is a wasteful number, since it uses less digits than its factorization.

230022453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298603.

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 230022453 is about 15166.4911235262. The cubic root of 230022453 is about 612.7125042454.

Adding to 230022453 its reverse (354220032), we get a palindrome (584242485).

It can be divided in two parts, 2300 and 22453, that added together give a triangular number (24753 = T222).

The spelling of 230022453 in words is "two hundred thirty million, twenty-two thousand, four hundred fifty-three".

Divisors: 1 3 257 771 298343 895029 76674151 230022453