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7070568220 = 2252831249217
BaseRepresentation
bin1101001010111000…
…00100111100011100
3200020202112002012001
412211130010330130
5103440031140340
63125334452044
7340133560342
oct64534047434
920222462161
107070568220
112aa9173611
121453b04024
13888b132a1
144b1089992
152b5b0829a
hex1a5704f1c

7070568220 has 24 divisors (see below), whose sum is σ = 14900672304. Its totient is φ = 2818231296.

The previous prime is 7070568163. The next prime is 7070568221. The reversal of 7070568220 is 228650707.

It is a self number, because there is not a number n which added to its sum of digits gives 7070568220.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7070568221) 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, 618949 + ... + 630268.

It is an arithmetic number, because the mean of its divisors is an integer number (620861346).

Almost surely, 27070568220 is an apocalyptic number.

It is an amenable number.

7070568220 is an abundant number, since it is smaller than the sum of its proper divisors (7830104084).

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

7070568220 is a wasteful number, since it uses less digits than its factorization.

7070568220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1249509 (or 1249507 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 37.

The square root of 7070568220 is about 84086.6708818942. The cubic root of 7070568220 is about 1919.3378992365.

The spelling of 7070568220 in words is "seven billion, seventy million, five hundred sixty-eight thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 283 566 1132 1415 2830 5660 1249217 2498434 4996868 6246085 12492170 24984340 353528411 707056822 1414113644 1767642055 3535284110 7070568220