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23240210344 = 23132343225949
BaseRepresentation
bin10101101001001110…
…010111011110101000
32012222122120000020021
4111221032113132220
5340043443212334
614402034210224
71451625346201
oct255116273650
965878500207
1023240210344
11994654700a
124607123974
132264a84970
1411a677a5a8
1591045d3b4
hex5693977a8

23240210344 has 64 divisors (see below), whose sum is σ = 50106672000. Its totient is φ = 10021245696.

The previous prime is 23240210339. The next prime is 23240210381. The reversal of 23240210344 is 44301204232.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10119 + ... + 215830.

It is an arithmetic number, because the mean of its divisors is an integer number (782916750).

Almost surely, 223240210344 is an apocalyptic number.

It is an amenable number.

23240210344 is an abundant number, since it is smaller than the sum of its proper divisors (26866461656).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23240210344 is a wasteful number, since it uses less digits than its factorization.

23240210344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226034 (or 226030 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 23240210344 its reverse (44301204232), we get a palindrome (67541414576).

The spelling of 23240210344 in words is "twenty-three billion, two hundred forty million, two hundred ten thousand, three hundred forty-four".

Divisors: 1 2 4 8 13 23 26 43 46 52 86 92 104 172 184 299 344 559 598 989 1118 1196 1978 2236 2392 3956 4472 7912 12857 25714 51428 102856 225949 451898 903796 1807592 2937337 5196827 5874674 9715807 10393654 11749348 19431614 20787308 23498696 38863228 41574616 67558751 77726456 126305491 135117502 223463561 252610982 270235004 446927122 505221964 540470008 893854244 1010443928 1787708488 2905026293 5810052586 11620105172 23240210344