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3021111310100 = 2252138926111593
BaseRepresentation
bin101011111101101000010…
…001000011011100010100
3101200211000102220221120012
4223331220101003130110
5343444213443410400
610231513540055352
7431160645301112
oct53755021033424
911624012827505
103021111310100
11a652786354a4
12409618094558
1318bb74518480
14a6318a22ab2
15538bcd2bd35
hex2bf68443714

3021111310100 has 72 divisors (see below), whose sum is σ = 7139432031480. Its totient is φ = 1102953646080.

The previous prime is 3021111310097. The next prime is 3021111310127. The reversal of 3021111310100 is 10131111203.

It is a happy number.

It can be written as a sum of positive squares in 12 ways, for example, as 2063026632976 + 958084677124 = 1436324^2 + 978818^2 .

It is a super-2 number, since 2×30211113101002 (a number of 26 digits) contains 22 as substring.

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, 12940097 + ... + 13171496.

It is an arithmetic number, because the mean of its divisors is an integer number (99158778215).

Almost surely, 23021111310100 is an apocalyptic number.

It is an amenable number.

3021111310100 is an abundant number, since it is smaller than the sum of its proper divisors (4118320721380).

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

3021111310100 is a wasteful number, since it uses less digits than its factorization.

3021111310100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26111709 (or 26111702 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 3021111310100 its reverse (10131111203), we get a palindrome (3031242421303).

The spelling of 3021111310100 in words is "three trillion, twenty-one billion, one hundred eleven million, three hundred ten thousand, one hundred".

Divisors: 1 2 4 5 10 13 20 25 26 50 52 65 89 100 130 178 260 325 356 445 650 890 1157 1300 1780 2225 2314 4450 4628 5785 8900 11570 23140 28925 57850 115700 26111593 52223186 104446372 130557965 261115930 339450709 522231860 652789825 678901418 1305579650 1357802836 1697253545 2323931777 2611159300 3394507090 4647863554 6789014180 8486267725 9295727108 11619658885 16972535450 23239317770 30211113101 33945070900 46478635540 58098294425 60422226202 116196588850 120844452404 151055565505 232393177700 302111131010 604222262020 755277827525 1510555655050 3021111310100