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3230023020 = 223578392657
BaseRepresentation
bin1100000010000110…
…0011110101101100
322100002212011121020
43000201203311230
523103341214040
61252302334140
7143020512510
oct30041436554
98302764536
103230023020
11140829a114
1276188a350
133c6251133
14228da2140
1513d87dcd0
hexc0863d6c

3230023020 has 96 divisors (see below), whose sum is σ = 10460717568. Its totient is φ = 729388032.

The previous prime is 3230023007. The next prime is 3230023037. The reversal of 3230023020 is 203200323.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11469 + ... + 81188.

It is an arithmetic number, because the mean of its divisors is an integer number (108965808).

Almost surely, 23230023020 is an apocalyptic number.

3230023020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3230023020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5230358784).

3230023020 is an abundant number, since it is smaller than the sum of its proper divisors (7230694548).

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

3230023020 is a wasteful number, since it uses less digits than its factorization.

3230023020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92759 (or 92757 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 15.

The square root of 3230023020 is about 56833.2914760354. The cubic root of 3230023020 is about 1478.2068342460.

Adding to 3230023020 its reverse (203200323), we get a palindrome (3433223343).

The spelling of 3230023020 in words is "three billion, two hundred thirty million, twenty-three thousand, twenty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 83 84 105 140 166 210 249 332 415 420 498 581 830 996 1162 1245 1660 1743 2324 2490 2905 3486 4980 5810 6972 8715 11620 17430 34860 92657 185314 277971 370628 463285 555942 648599 926570 1111884 1297198 1389855 1853140 1945797 2594396 2779710 3242995 3891594 5559420 6485990 7690531 7783188 9728985 12971980 15381062 19457970 23071593 30762124 38452655 38915940 46143186 53833717 76905310 92286372 107667434 115357965 153810620 161501151 215334868 230715930 269168585 323002302 461431860 538337170 646004604 807505755 1076674340 1615011510 3230023020