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529536980 = 22573782407
BaseRepresentation
bin11111100100000…
…001011111010100
31100220102021011202
4133210001133110
52041030140410
6124313452032
716056663410
oct3744013724
91326367152
10529536980
11251a00a75
12129411018
13859273bb
1450483d40
153174eca5
hex1f9017d4

529536980 has 24 divisors (see below), whose sum is σ = 1270889088. Its totient is φ = 181555488.

The previous prime is 529536967. The next prime is 529536989. The reversal of 529536980 is 89635925.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (529536989) 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, 1891064 + ... + 1891343.

It is an arithmetic number, because the mean of its divisors is an integer number (52953712).

Almost surely, 2529536980 is an apocalyptic number.

It is an amenable number.

529536980 is an abundant number, since it is smaller than the sum of its proper divisors (741352108).

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

529536980 is a wasteful number, since it uses less digits than its factorization.

529536980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3782423 (or 3782421 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 47.

The square root of 529536980 is about 23011.6705173701. The cubic root of 529536980 is about 809.0315000699.

The spelling of 529536980 in words is "five hundred twenty-nine million, five hundred thirty-six thousand, nine hundred eighty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 3782407 7564814 15129628 18912035 26476849 37824070 52953698 75648140 105907396 132384245 264768490 529536980