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2207672664 = 233239741231
BaseRepresentation
bin1000001110010110…
…0110100101011000
312200212010101120020
42003211212211120
514010131011124
61003022030440
7105464623311
oct20345464530
95625111506
102207672664
11a331a016a
12517418420
132924b9ab2
1416d2b7608
15cdc35379
hex83966958

2207672664 has 64 divisors (see below), whose sum is σ = 5818659840. Its totient is φ = 696622080.

The previous prime is 2207672659. The next prime is 2207672669. The reversal of 2207672664 is 4662767022.

It is an interprime number because it is at equal distance from previous prime (2207672659) and next prime (2207672669).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2207672669) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32929 + ... + 74159.

It is an arithmetic number, because the mean of its divisors is an integer number (90916560).

Almost surely, 22207672664 is an apocalyptic number.

2207672664 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2207672664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2909329920).

2207672664 is an abundant number, since it is smaller than the sum of its proper divisors (3610987176).

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

2207672664 is a wasteful number, since it uses less digits than its factorization.

2207672664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41360 (or 41356 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 42.

The square root of 2207672664 is about 46985.8772824346. The cubic root of 2207672664 is about 1302.1016624213.

The spelling of 2207672664 in words is "two billion, two hundred seven million, six hundred seventy-two thousand, six hundred sixty-four".

Divisors: 1 2 3 4 6 8 12 23 24 46 69 92 97 138 184 194 276 291 388 552 582 776 1164 2231 2328 4462 6693 8924 13386 17848 26772 41231 53544 82462 123693 164924 247386 329848 494772 948313 989544 1896626 2844939 3793252 3999407 5689878 7586504 7998814 11379756 11998221 15997628 22759512 23996442 31995256 47992884 91986361 95985768 183972722 275959083 367945444 551918166 735890888 1103836332 2207672664