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6680470560 = 253516638369
BaseRepresentation
bin1100011100010111…
…11110010000100000
3122020120111001210120
412032023332100200
5102140200024220
63022521400240
7324356030361
oct61613762040
918216431716
106680470560
112918a51455
121365339080
1382605ac7a
14475341b68
1529174da40
hex18e2fe420

6680470560 has 96 divisors (see below), whose sum is σ = 21058652160. Its totient is φ = 1780174848.

The previous prime is 6680470513. The next prime is 6680470561. The reversal of 6680470560 is 650740866.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (6680470561) 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, 794056 + ... + 802424.

It is an arithmetic number, because the mean of its divisors is an integer number (219360960).

Almost surely, 26680470560 is an apocalyptic number.

6680470560 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6680470560 is an abundant number, since it is smaller than the sum of its proper divisors (14378181600).

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

6680470560 is a wasteful number, since it uses less digits than its factorization.

6680470560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10050 (or 10042 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 42.

The square root of 6680470560 is about 81734.1456185846. The cubic root of 6680470560 is about 1883.3701583283.

The spelling of 6680470560 in words is "six billion, six hundred eighty million, four hundred seventy thousand, five hundred sixty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 80 96 120 160 240 480 1663 3326 4989 6652 8315 8369 9978 13304 16630 16738 19956 24945 25107 26608 33260 33476 39912 41845 49890 50214 53216 66520 66952 79824 83690 99780 100428 125535 133040 133904 159648 167380 199560 200856 251070 266080 267808 334760 399120 401712 502140 669520 798240 803424 1004280 1339040 2008560 4017120 13917647 27835294 41752941 55670588 69588235 83505882 111341176 139176470 167011764 208764705 222682352 278352940 334023528 417529410 445364704 556705880 668047056 835058820 1113411760 1336094112 1670117640 2226823520 3340235280 6680470560