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20363611060 = 2251326024737
BaseRepresentation
bin10010111101110001…
…000000101110110100
31221120011201121212001
4102331301000232310
5313201041023220
613204354505044
71320425560312
oct227561005664
957504647761
1020363611060
1186aa800431
123b43895184
131bc6b18200
14db26d70b2
157e2b4280a
hex4bdc40bb4

20363611060 has 36 divisors (see below), whose sum is σ = 46306136268. Its totient is φ = 7518870528.

The previous prime is 20363610997. The next prime is 20363611063. The reversal of 20363611060 is 6011636302.

It can be written as a sum of positive squares in 6 ways, for example, as 3894508836 + 16469102224 = 62406^2 + 128332^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20363611063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3008989 + ... + 3015748.

It is an arithmetic number, because the mean of its divisors is an integer number (1286281563).

Almost surely, 220363611060 is an apocalyptic number.

20363611060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20363611060 is an abundant number, since it is smaller than the sum of its proper divisors (25942525208).

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

20363611060 is a wasteful number, since it uses less digits than its factorization.

20363611060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6024772 (or 6024757 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 28.

The spelling of 20363611060 in words is "twenty billion, three hundred sixty-three million, six hundred eleven thousand, sixty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 169 260 338 676 845 1690 3380 6024737 12049474 24098948 30123685 60247370 78321581 120494740 156643162 313286324 391607905 783215810 1018180553 1566431620 2036361106 4072722212 5090902765 10181805530 20363611060