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70227101 = 717357991
BaseRepresentation
bin1000010111110…
…01010010011101
311220010220110202
410023321102131
5120434231401
610545113245
71511630510
oct413712235
9156126422
1070227101
113670672a
121b628825
131171acc9
149480d77
15627306b
hex42f949d

70227101 has 8 divisors (see below), whose sum is σ = 80724864. Its totient is φ = 59845680.

The previous prime is 70227089. The next prime is 70227133. The reversal of 70227101 is 10172207.

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 70227101 - 26 = 70227037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70227181) 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, 27785 + ... + 30206.

It is an arithmetic number, because the mean of its divisors is an integer number (10090608).

Almost surely, 270227101 is an apocalyptic number.

It is an amenable number.

70227101 is a deficient number, since it is larger than the sum of its proper divisors (10497763).

70227101 is a wasteful number, since it uses less digits than its factorization.

70227101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58171.

The product of its (nonzero) digits is 196, while the sum is 20.

The square root of 70227101 is about 8380.1611559683. The cubic root of 70227101 is about 412.5737383941.

Adding to 70227101 its reverse (10172207), we get a palindrome (80399308).

The spelling of 70227101 in words is "seventy million, two hundred twenty-seven thousand, one hundred one".

Divisors: 1 7 173 1211 57991 405937 10032443 70227101