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70141641 = 3148115787
BaseRepresentation
bin1000010111001…
…00011011001001
311212222120020120
410023210123021
5120424013031
610543213453
71511123403
oct413443311
9155876216
1070141641
11366584a9
121b5a7289
13116bb13b
14945bb73
156257a96
hex42e46c9

70141641 has 8 divisors (see below), whose sum is σ = 93591264. Its totient is φ = 46726560.

The previous prime is 70141637. The next prime is 70141657. The reversal of 70141641 is 14614107.

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

It is not a de Polignac number, because 70141641 - 22 = 70141637 is a prime.

It is not an unprimeable number, because it can be changed into a prime (70141241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3451 + ... + 12336.

It is an arithmetic number, because the mean of its divisors is an integer number (11698908).

Almost surely, 270141641 is an apocalyptic number.

It is an amenable number.

70141641 is a deficient number, since it is larger than the sum of its proper divisors (23449623).

70141641 is a wasteful number, since it uses less digits than its factorization.

70141641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17271.

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 70141641 is about 8375.0606564968. The cubic root of 70141641 is about 412.4063155473.

Adding to 70141641 its reverse (14614107), we get a palindrome (84755748).

The spelling of 70141641 in words is "seventy million, one hundred forty-one thousand, six hundred forty-one".

Divisors: 1 3 1481 4443 15787 47361 23380547 70141641