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41241231220 = 2257242082889
BaseRepresentation
bin100110011010001010…
…110011111101110100
310221110011122121122011
4212122022303331310
51133430223344340
630540154414004
72656665452500
oct463212637564
9127404577564
1041241231220
1116543666472
127bab731304
133b73281ac7
141dd3391300
1511159690ea
hex99a2b3f74

41241231220 has 36 divisors (see below), whose sum is σ = 100746438660. Its totient is φ = 14139850368.

The previous prime is 41241231203. The next prime is 41241231247. The reversal of 41241231220 is 2213214214.

It can be written as a sum of positive squares in 2 ways, for example, as 5424911716 + 35816319504 = 73654^2 + 189252^2 .

It is a junction number, because it is equal to n+sod(n) for n = 41241231191 and 41241231200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21040465 + ... + 21042424.

It is an arithmetic number, because the mean of its divisors is an integer number (2798512185).

Almost surely, 241241231220 is an apocalyptic number.

It is an amenable number.

41241231220 is an abundant number, since it is smaller than the sum of its proper divisors (59505207440).

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

41241231220 is a wasteful number, since it uses less digits than its factorization.

41241231220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42082912 (or 42082903 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 41241231220 its reverse (2213214214), we get a palindrome (43454445434).

The spelling of 41241231220 in words is "forty-one billion, two hundred forty-one million, two hundred thirty-one thousand, two hundred twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 49 70 98 140 196 245 490 980 42082889 84165778 168331556 210414445 294580223 420828890 589160446 841657780 1178320892 1472901115 2062061561 2945802230 4124123122 5891604460 8248246244 10310307805 20620615610 41241231220