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2081475038 = 21528968071
BaseRepresentation
bin111110000010000…
…1100100111011110
312101001122212222002
41330010030213132
513230324200123
6542313122302
7102403150226
oct17404144736
95331585862
102081475038
11978a36005
124a10b9392
13272302c46
1415a627086
15c2b08528
hex7c10c9de

2081475038 has 8 divisors (see below), whose sum is σ = 3122462640. Its totient is φ = 1040654160.

The previous prime is 2081475017. The next prime is 2081475047. The reversal of 2081475038 is 8305741802.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2081474992 and 2081475010.

It is a congruent number.

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, 3458 + ... + 64613.

It is an arithmetic number, because the mean of its divisors is an integer number (390307830).

Almost surely, 22081475038 is an apocalyptic number.

2081475038 is a deficient number, since it is larger than the sum of its proper divisors (1040987602).

2081475038 is a wasteful number, since it uses less digits than its factorization.

2081475038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83362.

The product of its (nonzero) digits is 53760, while the sum is 38.

The square root of 2081475038 is about 45623.1853118565. The cubic root of 2081475038 is about 1276.8025332280.

The spelling of 2081475038 in words is "two billion, eighty-one million, four hundred seventy-five thousand, thirty-eight".

Divisors: 1 2 15289 30578 68071 136142 1040737519 2081475038