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70291241 = 196755217
BaseRepresentation
bin1000011000010…
…00111100101001
311220021011110022
410030020330221
5120443304431
610550330225
71512315506
oct414107451
9156234408
1070291241
113674a939
121b659975
1311741267
14949a4ad
15628707b
hex4308f29

70291241 has 8 divisors (see below), whose sum is σ = 75096480. Its totient is φ = 65596608.

The previous prime is 70291237. The next prime is 70291267. The reversal of 70291241 is 14219207.

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

It is a cyclic number.

It is not a de Polignac number, because 70291241 - 22 = 70291237 is a prime.

It is a super-2 number, since 2×702912412 = 9881717122640162, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 70291241.

It is not an unprimeable number, because it can be changed into a prime (70291201) by changing a digit.

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, 26336 + ... + 28881.

It is an arithmetic number, because the mean of its divisors is an integer number (9387060).

Almost surely, 270291241 is an apocalyptic number.

It is an amenable number.

70291241 is a deficient number, since it is larger than the sum of its proper divisors (4805239).

70291241 is a wasteful number, since it uses less digits than its factorization.

70291241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55303.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 70291241 is about 8383.9871779482. The cubic root of 70291241 is about 412.6993044839.

The spelling of 70291241 in words is "seventy million, two hundred ninety-one thousand, two hundred forty-one".

Divisors: 1 19 67 1273 55217 1049123 3699539 70291241