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1241104220 = 225317925339
BaseRepresentation
bin100100111111001…
…1011111101011100
310012111100121220222
41021332123331130
510020210313340
6323053100512
742520132436
oct11176337534
93174317828
101241104220
11587630a74
122a7787738
1316a1867c5
14bab8d656
1573e598b5
hex49f9bf5c

1241104220 has 48 divisors (see below), whose sum is σ = 2724556800. Its totient is φ = 474327360.

The previous prime is 1241104169. The next prime is 1241104247. The reversal of 1241104220 is 224011421.

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, 36311 + ... + 61649.

It is an arithmetic number, because the mean of its divisors is an integer number (56761600).

Almost surely, 21241104220 is an apocalyptic number.

1241104220 is a gapful number since it is divisible by the number (10) 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 1241104220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1362278400).

1241104220 is an abundant number, since it is smaller than the sum of its proper divisors (1483452580).

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

1241104220 is a wasteful number, since it uses less digits than its factorization.

1241104220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25458 (or 25456 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 1241104220 is about 35229.3091047781. The cubic root of 1241104220 is about 1074.6558754298.

Adding to 1241104220 its reverse (224011421), we get a palindrome (1465115641).

The spelling of 1241104220 in words is "one billion, two hundred forty-one million, one hundred four thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 31 62 79 124 155 158 310 316 395 620 790 1580 2449 4898 9796 12245 24490 25339 48980 50678 101356 126695 253390 506780 785509 1571018 2001781 3142036 3927545 4003562 7855090 8007124 10008905 15710180 20017810 40035620 62055211 124110422 248220844 310276055 620552110 1241104220