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2085389737 = 23611486379
BaseRepresentation
bin111110001001100…
…1000010110101001
312101100000202220221
41330103020112221
513232324432422
6542533050041
7102451343314
oct17423102651
95340022827
102085389737
1198016a1a2
124a2486921
13273073a32
1415ad6597b
15c312d3c7
hex7c4c85a9

2085389737 has 8 divisors (see below), whose sum is σ = 2211733440. Its totient is φ = 1962018960.

The previous prime is 2085389659. The next prime is 2085389771. The reversal of 2085389737 is 7379835802.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2085389737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2085389837) 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, 741787 + ... + 744592.

It is an arithmetic number, because the mean of its divisors is an integer number (276466680).

Almost surely, 22085389737 is an apocalyptic number.

It is an amenable number.

2085389737 is a deficient number, since it is larger than the sum of its proper divisors (126343703).

2085389737 is a wasteful number, since it uses less digits than its factorization.

2085389737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1486463.

The product of its (nonzero) digits is 2540160, while the sum is 52.

The square root of 2085389737 is about 45666.0676761203. The cubic root of 2085389737 is about 1277.6024735413.

The spelling of 2085389737 in words is "two billion, eighty-five million, three hundred eighty-nine thousand, seven hundred thirty-seven".

Divisors: 1 23 61 1403 1486379 34186717 90669119 2085389737