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23060300020 = 2252383603989
BaseRepresentation
bin10101011110100000…
…000100000011110100
32012112010000121122221
4111132200010003310
5334211414100040
614332130132124
71444312213252
oct253640040364
965463017587
1023060300020
119863a3579a
124576a21044
132236712854
14118a9075d2
158ee77174a
hex55e8040f4

23060300020 has 48 divisors (see below), whose sum is σ = 51141041280. Its totient is φ = 8716754816.

The previous prime is 23060300009. The next prime is 23060300041. The reversal of 23060300020 is 2000306032.

It is a junction number, because it is equal to n+sod(n) for n = 23060299967 and 23060300003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 263815 + ... + 340174.

It is an arithmetic number, because the mean of its divisors is an integer number (1065438360).

Almost surely, 223060300020 is an apocalyptic number.

23060300020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23060300020 is an abundant number, since it is smaller than the sum of its proper divisors (28080741260).

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

23060300020 is a wasteful number, since it uses less digits than its factorization.

23060300020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 604104 (or 604102 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

Adding to 23060300020 its reverse (2000306032), we get a palindrome (25060606052).

The spelling of 23060300020 in words is "twenty-three billion, sixty million, three hundred thousand, twenty".

Divisors: 1 2 4 5 10 20 23 46 83 92 115 166 230 332 415 460 830 1660 1909 3818 7636 9545 19090 38180 603989 1207978 2415956 3019945 6039890 12079780 13891747 27783494 50131087 55566988 69458735 100262174 138917470 200524348 250655435 277834940 501310870 1002621740 1153015001 2306030002 4612060004 5765075005 11530150010 23060300020