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2068761696 = 25328376147
BaseRepresentation
bin111101101001110…
…1100110001100000
312100011201222112120
41323103230301200
513214100333241
6541140424240
7102160120131
oct17323546140
95304658476
102068761696
11971842311
124989a8080
1326c7a1361
14158a77c88
15c1946666
hex7b4ecc60

2068761696 has 48 divisors (see below), whose sum is σ = 5449760064. Its totient is φ = 687141504.

The previous prime is 2068761679. The next prime is 2068761701. The reversal of 2068761696 is 6961678602.

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

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

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, 10906 + ... + 65241.

It is an arithmetic number, because the mean of its divisors is an integer number (113536668).

Almost surely, 22068761696 is an apocalyptic number.

It is an amenable number.

2068761696 is an abundant number, since it is smaller than the sum of its proper divisors (3380998368).

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

2068761696 is a wasteful number, since it uses less digits than its factorization.

2068761696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76443 (or 76435 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 51.

The square root of 2068761696 is about 45483.6420705290. The cubic root of 2068761696 is about 1274.1977156512.

The spelling of 2068761696 in words is "two billion, sixty-eight million, seven hundred sixty-one thousand, six hundred ninety-six".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 96 283 566 849 1132 1698 2264 3396 4528 6792 9056 13584 27168 76147 152294 228441 304588 456882 609176 913764 1218352 1827528 2436704 3655056 7310112 21549601 43099202 64648803 86198404 129297606 172396808 258595212 344793616 517190424 689587232 1034380848 2068761696