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11660306020 = 2251153001391
BaseRepresentation
bin10101101110000001…
…00010011001100100
31010002121220220210221
422313000202121210
5142340014243040
65205012454124
7561644652166
oct126700423144
933077826727
1011660306020
114a43a36550
12231501a344
13113a97957c
147c8874936
15483a2074a
hex2b7022664

11660306020 has 24 divisors (see below), whose sum is σ = 26712701568. Its totient is φ = 4240111200.

The previous prime is 11660306011. The next prime is 11660306027. The reversal of 11660306020 is 2060306611.

It is not an unprimeable number, because it can be changed into a prime (11660306027) 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, 26500476 + ... + 26500915.

It is an arithmetic number, because the mean of its divisors is an integer number (1113029232).

Almost surely, 211660306020 is an apocalyptic number.

11660306020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11660306020 is an abundant number, since it is smaller than the sum of its proper divisors (15052395548).

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

11660306020 is a wasteful number, since it uses less digits than its factorization.

11660306020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53001411 (or 53001409 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

The spelling of 11660306020 in words is "eleven billion, six hundred sixty million, three hundred six thousand, twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 53001391 106002782 212005564 265006955 530013910 583015301 1060027820 1166030602 2332061204 2915076505 5830153010 11660306020