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70841315 = 571431463
BaseRepresentation
bin1000011100011…
…11001111100011
311221022010000102
410032033033203
5121113410230
611010213015
71520066306
oct416171743
9157263012
1070841315
1136a96146
121b88416b
13118a474c
1495a0b3d
156345045
hex438f3e3

70841315 has 16 divisors (see below), whose sum is σ = 86593536. Its totient is φ = 55624800.

The previous prime is 70841269. The next prime is 70841321. The reversal of 70841315 is 51314807.

It is not a de Polignac number, because 70841315 - 28 = 70841059 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 152774 + ... + 153236.

It is an arithmetic number, because the mean of its divisors is an integer number (5412096).

Almost surely, 270841315 is an apocalyptic number.

70841315 is a deficient number, since it is larger than the sum of its proper divisors (15752221).

70841315 is a wasteful number, since it uses less digits than its factorization.

70841315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 970.

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 70841315 is about 8416.7282836028. The cubic root of 70841315 is about 413.7730539084.

The spelling of 70841315 in words is "seventy million, eight hundred forty-one thousand, three hundred fifteen".

Divisors: 1 5 71 355 431 463 2155 2315 30601 32873 153005 164365 199553 997765 14168263 70841315