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230557535 = 5133547039
BaseRepresentation
bin11011011111000…
…00011101011111
3121001211112110222
431233200131133
5433010320120
634513351555
75466464255
oct1557403537
9531745428
10230557535
1110916431a
12652685bb
13389c5ca0
14228985d5
1515393525
hexdbe075f

230557535 has 8 divisors (see below), whose sum is σ = 297951360. Its totient is φ = 170257824.

The previous prime is 230557531. The next prime is 230557559. The reversal of 230557535 is 535755032.

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 230557535 - 22 = 230557531 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 230557495 and 230557504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230557531) 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, 1773455 + ... + 1773584.

It is an arithmetic number, because the mean of its divisors is an integer number (37243920).

Almost surely, 2230557535 is an apocalyptic number.

230557535 is a deficient number, since it is larger than the sum of its proper divisors (67393825).

230557535 is a wasteful number, since it uses less digits than its factorization.

230557535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3547057.

The product of its (nonzero) digits is 78750, while the sum is 35.

The square root of 230557535 is about 15184.1211467770. The cubic root of 230557535 is about 613.1872369482.

The spelling of 230557535 in words is "two hundred thirty million, five hundred fifty-seven thousand, five hundred thirty-five".

Divisors: 1 5 13 65 3547039 17735195 46111507 230557535