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12010110260 = 2251481405473
BaseRepresentation
bin10110010111101101…
…11011110100110100
31011000000010211000112
423023312323310310
5144044042012020
65303430202152
7603423152501
oct131366736464
934000124015
1012010110260
115103437665
1223b21b3358
131195294625
1481d0d04a8
154a45bb2c5
hex2cbdbbd34

12010110260 has 24 divisors (see below), whose sum is σ = 25238323656. Its totient is φ = 4800788480.

The previous prime is 12010110223. The next prime is 12010110263. The reversal of 12010110260 is 6201101021.

It can be written as a sum of positive squares in 4 ways, for example, as 1086097936 + 10924012324 = 32956^2 + 104518^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12010110263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173117 + ... + 232356.

It is an arithmetic number, because the mean of its divisors is an integer number (1051596819).

Almost surely, 212010110260 is an apocalyptic number.

12010110260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12010110260 is an abundant number, since it is smaller than the sum of its proper divisors (13228213396).

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

12010110260 is a wasteful number, since it uses less digits than its factorization.

12010110260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406963 (or 406961 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 12010110260 its reverse (6201101021), we get a palindrome (18211211281).

The spelling of 12010110260 in words is "twelve billion, ten million, one hundred ten thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 1481 2962 5924 7405 14810 29620 405473 810946 1621892 2027365 4054730 8109460 600505513 1201011026 2402022052 3002527565 6005055130 12010110260