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2008396512 = 25332324533
BaseRepresentation
bin111011110110101…
…1011001011100000
312011222011010002000
41313231123023200
513103122142022
6531142524000
7100525042263
oct16755331340
95158133060
102008396512
11940762031
12480736600
13260127105
14150a42cda
15bb4c06ac
hex77b5b2e0

2008396512 has 48 divisors (see below), whose sum is σ = 5857825680. Its totient is φ = 669465216.

The previous prime is 2008396499. The next prime is 2008396549. The reversal of 2008396512 is 2156938002.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-3 number, since 3×20083965123 (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1161403 + ... + 1163130.

It is an arithmetic number, because the mean of its divisors is an integer number (122038035).

Almost surely, 22008396512 is an apocalyptic number.

It is an amenable number.

2008396512 is an abundant number, since it is smaller than the sum of its proper divisors (3849429168).

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

2008396512 is a wasteful number, since it uses less digits than its factorization.

2008396512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2324552 (or 2324538 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 2008396512 is about 44815.1370855875. The cubic root of 2008396512 is about 1261.6817452746.

The spelling of 2008396512 in words is "two billion, eight million, three hundred ninety-six thousand, five hundred twelve".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 72 96 108 144 216 288 432 864 2324533 4649066 6973599 9298132 13947198 18596264 20920797 27894396 37192528 41841594 55788792 62762391 74385056 83683188 111577584 125524782 167366376 223155168 251049564 334732752 502099128 669465504 1004198256 2008396512