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23003230330 = 2511320356841
BaseRepresentation
bin10101011011000110…
…010111000001111010
32012101010122011202201
4111123012113001322
5334102311332310
614322331020414
71443020142313
oct253306270172
965333564681
1023003230330
1198347a6463
12455b89a70a
1322279505c2
1411830cd60a
158e974be3a
hex55b19707a

23003230330 has 16 divisors (see below), whose sum is σ = 41772239784. Its totient is φ = 9119864320.

The previous prime is 23003230321. The next prime is 23003230363. The reversal of 23003230330 is 3303230032.

It can be written as a sum of positive squares in 4 ways, for example, as 5783754601 + 17219475729 = 76051^2 + 131223^2 .

It is a junction number, because it is equal to n+sod(n) for n = 23003230298 and 23003230307.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10177291 + ... + 10179550.

Almost surely, 223003230330 is an apocalyptic number.

23003230330 is a deficient number, since it is larger than the sum of its proper divisors (18769009454).

23003230330 is a wasteful number, since it uses less digits than its factorization.

23003230330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20356961.

The product of its (nonzero) digits is 972, while the sum is 19.

Adding to 23003230330 its reverse (3303230032), we get a palindrome (26306460362).

The spelling of 23003230330 in words is "twenty-three billion, three million, two hundred thirty thousand, three hundred thirty".

Divisors: 1 2 5 10 113 226 565 1130 20356841 40713682 101784205 203568410 2300323033 4600646066 11501615165 23003230330