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1008082243 = 7225780051
BaseRepresentation
bin111100000101100…
…001110101000011
32121020212212212101
4330011201311003
54031032112433
6244010411231
733660362200
oct7405416503
92536785771
101008082243
11478044123
12241730b17
13130b09b8c
1497c52ca7
155d77b07d
hex3c161d43

1008082243 has 12 divisors (see below), whose sum is σ = 1177244712. Its totient is φ = 860697600.

The previous prime is 1008082237. The next prime is 1008082247. The reversal of 1008082243 is 3422808001.

It is a de Polignac number, because none of the positive numbers 2k-1008082243 is a prime.

It is a super-2 number, since 2×10080822432 = 2032459617303822098, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1008082247) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27433 + ... + 52618.

It is an arithmetic number, because the mean of its divisors is an integer number (98103726).

Almost surely, 21008082243 is an apocalyptic number.

1008082243 is a deficient number, since it is larger than the sum of its proper divisors (169162469).

1008082243 is an equidigital number, since it uses as much as digits as its factorization.

1008082243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80322 (or 80315 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 1008082243 is about 31750.3109118635. The cubic root of 1008082243 is about 1002.6868553427.

The spelling of 1008082243 in words is "one billion, eight million, eighty-two thousand, two hundred forty-three".

Divisors: 1 7 49 257 1799 12593 80051 560357 3922499 20573107 144011749 1008082243