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6970013808 = 2431926928411
BaseRepresentation
bin1100111110111000…
…11111100001110000
3122222202022101110120
412133130133201300
5103233310420213
63111343330240
7334503065652
oct63734374160
918882271416
106970013808
112a5743359a
1214262b0980
13871037334
144a19926d2
152abd94423
hex19f71f870

6970013808 has 80 divisors (see below), whose sum is σ = 19024675200. Its totient is φ = 2192797440.

The previous prime is 6970013801. The next prime is 6970013833. The reversal of 6970013808 is 8083100796.

It is a self number, because there is not a number n which added to its sum of digits gives 6970013808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6970013801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 231123 + ... + 259533.

It is an arithmetic number, because the mean of its divisors is an integer number (237808440).

Almost surely, 26970013808 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6970013808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9512337600).

6970013808 is an abundant number, since it is smaller than the sum of its proper divisors (12054661392).

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

6970013808 is a wasteful number, since it uses less digits than its factorization.

6970013808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28710 (or 28704 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 42.

The square root of 6970013808 is about 83486.6085549054. The cubic root of 6970013808 is about 1910.1957720805.

The spelling of 6970013808 in words is "six billion, nine hundred seventy million, thirteen thousand, eight hundred eight".

Divisors: 1 2 3 4 6 8 12 16 19 24 38 48 57 76 114 152 228 269 304 456 538 807 912 1076 1614 2152 3228 4304 5111 6456 10222 12912 15333 20444 28411 30666 40888 56822 61332 81776 85233 113644 122664 170466 227288 245328 340932 454576 539809 681864 1079618 1363728 1619427 2159236 3238854 4318472 6477708 7642559 8636944 12955416 15285118 22927677 25910832 30570236 45855354 61140472 91710708 122280944 145208621 183421416 290417242 366842832 435625863 580834484 871251726 1161668968 1742503452 2323337936 3485006904 6970013808