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23031103221300 = 22352122962465699
BaseRepresentation
bin1010011110010010110001…
…01110011110111000110100
310000112202022011221010121010
411033021120232132320310
511004320144411040200
6120552202011352220
74564641131215326
oct517113056367064
9100482264833533
1023031103221300
11737a488392289
1226bb6b9a52670
13cb0a929169a5
145989d5cd9616
1529e159ec4150
hex14f258b9ee34

23031103221300 has 72 divisors (see below), whose sum is σ = 66690879948000. Its totient is φ = 6136630171520.

The previous prime is 23031103221229. The next prime is 23031103221349. The reversal of 23031103221300 is 312230113032.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30864150 + ... + 31601549.

It is an arithmetic number, because the mean of its divisors is an integer number (926262221500).

Almost surely, 223031103221300 is an apocalyptic number.

23031103221300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23031103221300 is an abundant number, since it is smaller than the sum of its proper divisors (43659776726700).

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

23031103221300 is a wasteful number, since it uses less digits than its factorization.

23031103221300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62466945 (or 62466938 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 23031103221300 its reverse (312230113032), we get a palindrome (23343333334332).

The spelling of 23031103221300 in words is "twenty-three trillion, thirty-one billion, one hundred three million, two hundred twenty-one thousand, three hundred".

Divisors: 1 2 3 4 5 6 10 12 15 20 25 30 50 60 75 100 150 300 1229 2458 3687 4916 6145 7374 12290 14748 18435 24580 30725 36870 61450 73740 92175 122900 184350 368700 62465699 124931398 187397097 249862796 312328495 374794194 624656990 749588388 936985485 1249313980 1561642475 1873970970 3123284950 3747941940 4684927425 6246569900 9369854850 18739709700 76770344071 153540688142 230311032213 307081376284 383851720355 460622064426 767703440710 921244128852 1151555161065 1535406881420 1919258601775 2303110322130 3838517203550 4606220644260 5757775805325 7677034407100 11515551610650 23031103221300