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230510647541 = 2310022202067
BaseRepresentation
bin1101011010101110000…
…0010101100011110101
3211000222200110011121102
43112223200111203311
512234041211210131
6253521203055445
722440161114126
oct3265340254365
9730880404542
10230510647541
1189839284299
1238811671585
1318977426885
14b22a29404d
155ee1d1b1cb
hex35ab8158f5

230510647541 has 4 divisors (see below), whose sum is σ = 240532849632. Its totient is φ = 220488445452.

The previous prime is 230510647531. The next prime is 230510647639. The reversal of 230510647541 is 145746015032.

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 230510647541 - 214 = 230510631157 is a prime.

It is a super-2 number, since 2×2305106475412 (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 230510647495 and 230510647504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230510647531) 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, 5011101011 + ... + 5011101056.

It is an arithmetic number, because the mean of its divisors is an integer number (60133212408).

Almost surely, 2230510647541 is an apocalyptic number.

It is an amenable number.

230510647541 is a deficient number, since it is larger than the sum of its proper divisors (10022202091).

230510647541 is a wasteful number, since it uses less digits than its factorization.

230510647541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10022202090.

The product of its (nonzero) digits is 100800, while the sum is 38.

The spelling of 230510647541 in words is "two hundred thirty billion, five hundred ten million, six hundred forty-seven thousand, five hundred forty-one".

Divisors: 1 23 10022202067 230510647541