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283688070 = 2359456269
BaseRepresentation
bin10000111010001…
…011110010000110
3201202210211212120
4100322023302012
51040111004240
644052230410
710013210631
oct2072136206
9652724776
10283688070
11136153056
127b00b406
1346a09283
1429968c18
1519d8aad0
hex10e8bc86

283688070 has 16 divisors (see below), whose sum is σ = 680851440. Its totient is φ = 75650144.

The previous prime is 283688047. The next prime is 283688101. The reversal of 283688070 is 70886382.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4728105 + ... + 4728164.

It is an arithmetic number, because the mean of its divisors is an integer number (42553215).

Almost surely, 2283688070 is an apocalyptic number.

283688070 is an abundant number, since it is smaller than the sum of its proper divisors (397163370).

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

283688070 is a wasteful number, since it uses less digits than its factorization.

283688070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9456279.

The product of its (nonzero) digits is 129024, while the sum is 42.

The square root of 283688070 is about 16843.0421836437. The cubic root of 283688070 is about 657.0731045101.

The spelling of 283688070 in words is "two hundred eighty-three million, six hundred eighty-eight thousand, seventy".

Divisors: 1 2 3 5 6 10 15 30 9456269 18912538 28368807 47281345 56737614 94562690 141844035 283688070