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70823814 = 2311803969
BaseRepresentation
bin1000011100010…
…10111110000110
311221021020000020
410032022332012
5121112330224
611010000010
71516664265
oct416127606
9157236006
1070823814
1136a83a86
121b876006
13118997a9
1495985dc
15633ec79
hex438af86

70823814 has 8 divisors (see below), whose sum is σ = 141647640. Its totient is φ = 23607936.

The previous prime is 70823813. The next prime is 70823827. The reversal of 70823814 is 41832807.

It is a sphenic number, since it is the product of 3 distinct primes.

70823814 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70823813) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 5901979 + ... + 5901990.

It is an arithmetic number, because the mean of its divisors is an integer number (17705955).

Almost surely, 270823814 is an apocalyptic number.

70823814 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

70823814 is a wasteful number, since it uses less digits than its factorization.

70823814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11803974.

The product of its (nonzero) digits is 10752, while the sum is 33.

The square root of 70823814 is about 8415.6885636292. The cubic root of 70823814 is about 413.7389775665.

The spelling of 70823814 in words is "seventy million, eight hundred twenty-three thousand, eight hundred fourteen".

Divisors: 1 2 3 6 11803969 23607938 35411907 70823814