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23323110302020 = 225832169277909
BaseRepresentation
bin1010100110110010101011…
…01101000110000101000100
310001120200000122202210100211
411103121111231012011010
511024111212214131040
6121334253340445204
74625016262361224
oct523312555060504
9101520018683324
1023323110302020
117482303807a71
122748212549804
13100248a811359
145a8bb7698084
152a6a4aad58ea
hex153655b46144

23323110302020 has 36 divisors (see below), whose sum is σ = 49575744390060. Its totient is φ = 9216843534784.

The previous prime is 23323110301973. The next prime is 23323110302027. The reversal of 23323110302020 is 2020301132332.

It can be written as a sum of positive squares in 2 ways, for example, as 5019105392896 + 18304004909124 = 2240336^2 + 4278318^2 .

It is a junction number, because it is equal to n+sod(n) for n = 23323110301982 and 23323110302000.

It is not an unprimeable number, because it can be changed into a prime (23323110302027) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 84501175 + ... + 84776734.

It is an arithmetic number, because the mean of its divisors is an integer number (1377104010835).

Almost surely, 223323110302020 is an apocalyptic number.

23323110302020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23323110302020 is an abundant number, since it is smaller than the sum of its proper divisors (26252634088040).

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

23323110302020 is a wasteful number, since it uses less digits than its factorization.

23323110302020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169278084 (or 169277999 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 23323110302020 its reverse (2020301132332), we get a palindrome (25343411434352).

The spelling of 23323110302020 in words is "twenty-three trillion, three hundred twenty-three billion, one hundred ten million, three hundred two thousand, twenty".

Divisors: 1 2 4 5 10 20 83 166 332 415 830 1660 6889 13778 27556 34445 68890 137780 169277909 338555818 677111636 846389545 1692779090 3385558180 14050066447 28100132894 56200265788 70250332235 140500664470 281001328940 1166155515101 2332311030202 4664622060404 5830777575505 11661555151010 23323110302020