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6680153420 = 2253110774441
BaseRepresentation
bin1100011100010101…
…10000110101001100
3122020112212221202122
412032022300311030
5102140104402140
63022510512112
7324353236643
oct61612606514
918215787678
106680153420
112918855156
121365205638
13825c79805
1447529c35a
152916d9ab5
hex18e2b0d4c

6680153420 has 24 divisors (see below), whose sum is σ = 14480850048. Its totient is φ = 2585865600.

The previous prime is 6680153377. The next prime is 6680153429. The reversal of 6680153420 is 243510866.

It is not an unprimeable number, because it can be changed into a prime (6680153429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5386601 + ... + 5387840.

It is an arithmetic number, because the mean of its divisors is an integer number (603368752).

Almost surely, 26680153420 is an apocalyptic number.

It is an amenable number.

6680153420 is an abundant number, since it is smaller than the sum of its proper divisors (7800696628).

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

6680153420 is a wasteful number, since it uses less digits than its factorization.

6680153420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10774481 (or 10774479 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 6680153420 is about 81732.2055251172. The cubic root of 6680153420 is about 1883.3403549655.

The spelling of 6680153420 in words is "six billion, six hundred eighty million, one hundred fifty-three thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 31 62 124 155 310 620 10774441 21548882 43097764 53872205 107744410 215488820 334007671 668015342 1336030684 1670038355 3340076710 6680153420