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23305241120 = 255720808251
BaseRepresentation
bin10101101101000110…
…011100001000100000
32020011011220220200112
4111231012130020200
5340212120203440
614412320110452
71453345165250
oct255506341040
966134826615
1023305241120
11997a223657
124624a65428
1322753a3705
1411b1267960
15916006965
hex56d19c220

23305241120 has 48 divisors (see below), whose sum is σ = 62924154048. Its totient is φ = 7990368000.

The previous prime is 23305241111. The next prime is 23305241153. The reversal of 23305241120 is 2114250332.

It is a super-2 number, since 2×233052411202 (a number of 22 digits) contains 22 as substring.

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, 10403006 + ... + 10405245.

It is an arithmetic number, because the mean of its divisors is an integer number (1310919876).

Almost surely, 223305241120 is an apocalyptic number.

23305241120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23305241120 is an abundant number, since it is smaller than the sum of its proper divisors (39618912928).

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

23305241120 is a wasteful number, since it uses less digits than its factorization.

23305241120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20808273 (or 20808265 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 23305241120 its reverse (2114250332), we get a palindrome (25419491452).

The spelling of 23305241120 in words is "twenty-three billion, three hundred five million, two hundred forty-one thousand, one hundred twenty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 32 35 40 56 70 80 112 140 160 224 280 560 1120 20808251 41616502 83233004 104041255 145657757 166466008 208082510 291315514 332932016 416165020 582631028 665864032 728288785 832330040 1165262056 1456577570 1664660080 2330524112 2913155140 3329320160 4661048224 5826310280 11652620560 23305241120