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2008069746 = 231528721893
BaseRepresentation
bin111011110110000…
…1011011001110010
312011221112111211120
41313230023121302
513103031212441
6531131523110
7100522211514
oct16754133162
95157474746
102008069746
11940559581
124805b9496
13260041467
14150999bb4
15bb458966
hex77b0b672

2008069746 has 16 divisors (see below), whose sum is σ = 4016585664. Its totient is φ = 669282224.

The previous prime is 2008069741. The next prime is 2008069781. The reversal of 2008069746 is 6479608002.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2008069698 and 2008069707.

It is not an unprimeable number, because it can be changed into a prime (2008069741) 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, 80776 + ... + 102668.

It is an arithmetic number, because the mean of its divisors is an integer number (251036604).

Almost surely, 22008069746 is an apocalyptic number.

2008069746 is an abundant number, since it is smaller than the sum of its proper divisors (2008515918).

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

2008069746 is a wasteful number, since it uses less digits than its factorization.

2008069746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37185.

The product of its (nonzero) digits is 145152, while the sum is 42.

The square root of 2008069746 is about 44811.4912271395. The cubic root of 2008069746 is about 1261.6133163802.

The spelling of 2008069746 in words is "two billion, eight million, sixty-nine thousand, seven hundred forty-six".

Divisors: 1 2 3 6 15287 21893 30574 43786 45861 65679 91722 131358 334678291 669356582 1004034873 2008069746