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230573733 = 3136788241
BaseRepresentation
bin11011011111001…
…00011010100101
3121001212100200220
431233210122211
5433011324413
634513554553
75466562425
oct1557443245
9531770626
10230573733
11109175505
1265275a59
1338a00480
14228a0485
1515398223
hexdbe46a5

230573733 has 16 divisors (see below), whose sum is σ = 336025536. Its totient is φ = 139772160.

The previous prime is 230573731. The next prime is 230573743. The reversal of 230573733 is 337375032.

230573733 = 18222 + 18232 + ... + 18882.

It is not a de Polignac number, because 230573733 - 21 = 230573731 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 230573694 and 230573703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230573731) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41508 + ... + 46733.

It is an arithmetic number, because the mean of its divisors is an integer number (21001596).

Almost surely, 2230573733 is an apocalyptic number.

It is an amenable number.

230573733 is a deficient number, since it is larger than the sum of its proper divisors (105451803).

230573733 is a wasteful number, since it uses less digits than its factorization.

230573733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88324.

The product of its (nonzero) digits is 39690, while the sum is 33.

The square root of 230573733 is about 15184.6545235642. The cubic root of 230573733 is about 613.2015965950.

The spelling of 230573733 in words is "two hundred thirty million, five hundred seventy-three thousand, seven hundred thirty-three".

Divisors: 1 3 13 39 67 201 871 2613 88241 264723 1147133 3441399 5912147 17736441 76857911 230573733