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10858762820 = 225542938141
BaseRepresentation
bin10100001110011101…
…11001001001000100
31001000202200022020202
422013032321021010
5134214320402240
64553300550032
7533042650433
oct120716711104
931022608222
1010858762820
114672541254
1221306b2318
1310408a6159
1475022711a
15438491315
hex2873b9244

10858762820 has 12 divisors (see below), whose sum is σ = 22803401964. Its totient is φ = 4343505120.

The previous prime is 10858762807. The next prime is 10858762853. The reversal of 10858762820 is 2826785801.

It can be written as a sum of positive squares in 2 ways, for example, as 2660909056 + 8197853764 = 51584^2 + 90542^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 271469051 + ... + 271469090.

It is an arithmetic number, because the mean of its divisors is an integer number (1900283497).

Almost surely, 210858762820 is an apocalyptic number.

10858762820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10858762820 is an abundant number, since it is smaller than the sum of its proper divisors (11944639144).

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

10858762820 is a wasteful number, since it uses less digits than its factorization.

10858762820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542938150 (or 542938148 counting only the distinct ones).

The product of its (nonzero) digits is 430080, while the sum is 47.

The spelling of 10858762820 in words is "ten billion, eight hundred fifty-eight million, seven hundred sixty-two thousand, eight hundred twenty".

Divisors: 1 2 4 5 10 20 542938141 1085876282 2171752564 2714690705 5429381410 10858762820