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70288088 = 23134191613
BaseRepresentation
bin1000011000010…
…00001011011000
311220021000010112
410030020023120
5120443204323
610550303452
71512303353
oct414101330
9156230115
1070288088
1136748532
121b657b88
131173c9b0
14949929a
156286178
hex43082d8

70288088 has 32 divisors (see below), whose sum is σ = 142354800. Its totient is φ = 32343168.

The previous prime is 70288051. The next prime is 70288121. The reversal of 70288088 is 88088207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42770 + ... + 44382.

Almost surely, 270288088 is an apocalyptic number.

It is an amenable number.

70288088 is an abundant number, since it is smaller than the sum of its proper divisors (72066712).

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

70288088 is a wasteful number, since it uses less digits than its factorization.

70288088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2051 (or 2047 counting only the distinct ones).

The product of its (nonzero) digits is 57344, while the sum is 41.

The square root of 70288088 is about 8383.7991388153. The cubic root of 70288088 is about 412.6931336801.

The spelling of 70288088 in words is "seventy million, two hundred eighty-eight thousand, eighty-eight".

Divisors: 1 2 4 8 13 26 52 104 419 838 1613 1676 3226 3352 5447 6452 10894 12904 20969 21788 41938 43576 83876 167752 675847 1351694 2703388 5406776 8786011 17572022 35144044 70288088