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70853104 = 2473120407
BaseRepresentation
bin1000011100100…
…10000111110000
311221022201012001
410032102013300
5121114244404
611010343344
71520145550
oct416220760
9157281161
1070853104
1136aa3a93
121b88ab54
13118a9c1a
1495a5160
1563487a4
hex43921f0

70853104 has 40 divisors (see below), whose sum is σ = 161957888. Its totient is φ = 29384640.

The previous prime is 70853099. The next prime is 70853117. The reversal of 70853104 is 40135807.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6732 + ... + 13675.

Almost surely, 270853104 is an apocalyptic number.

It is an amenable number.

70853104 is an abundant number, since it is smaller than the sum of its proper divisors (91104784).

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

70853104 is a wasteful number, since it uses less digits than its factorization.

70853104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20453 (or 20447 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 70853104 is about 8417.4285859756. The cubic root of 70853104 is about 413.7960052044.

The spelling of 70853104 in words is "seventy million, eight hundred fifty-three thousand, one hundred four".

Divisors: 1 2 4 7 8 14 16 28 31 56 62 112 124 217 248 434 496 868 1736 3472 20407 40814 81628 142849 163256 285698 326512 571396 632617 1142792 1265234 2285584 2530468 4428319 5060936 8856638 10121872 17713276 35426552 70853104