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207411528980 = 22541252940889
BaseRepresentation
bin1100000100101010110…
…0001100010100010100
3201211100212101100220202
43001022230030110110
511344234322411410
6235141124520032
720661564623135
oct3011254142424
9654325340822
10207411528980
117aa65445667
1234245850018
1316735972196
14a078563c8c
1555dde7cca5
hex304ab0c514

207411528980 has 24 divisors (see below), whose sum is σ = 446187729960. Its totient is φ = 80941084160.

The previous prime is 207411528979. The next prime is 207411529001. The reversal of 207411528980 is 89825114702.

207411528980 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 14906456464 + 192505072516 = 122092^2 + 438754^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126469625 + ... + 126471264.

It is an arithmetic number, because the mean of its divisors is an integer number (18591155415).

Almost surely, 2207411528980 is an apocalyptic number.

207411528980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

207411528980 is an abundant number, since it is smaller than the sum of its proper divisors (238776200980).

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

207411528980 is a wasteful number, since it uses less digits than its factorization.

207411528980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252940939 (or 252940937 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 47.

The spelling of 207411528980 in words is "two hundred seven billion, four hundred eleven million, five hundred twenty-eight thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 41 82 164 205 410 820 252940889 505881778 1011763556 1264704445 2529408890 5058817780 10370576449 20741152898 41482305796 51852882245 103705764490 207411528980