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1070271 = 321091091
BaseRepresentation
bin100000101010010111111
32000101010200
410011102333
5233222041
634534543
712045216
oct4052277
92011120
101070271
11671124
12437453
132b61c7
141dc07d
151621b6
hex1054bf

1070271 has 12 divisors (see below), whose sum is σ = 1561560. Its totient is φ = 706320.

The previous prime is 1070257. The next prime is 1070287. The reversal of 1070271 is 1720701.

It is not a de Polignac number, because 1070271 - 26 = 1070207 is a prime.

It is a super-2 number, since 2×10702712 = 2290960026882, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1070221) 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 11 ways as a sum of consecutive naturals, for example, 436 + ... + 1526.

It is an arithmetic number, because the mean of its divisors is an integer number (130130).

21070271 is an apocalyptic number.

1070271 is a deficient number, since it is larger than the sum of its proper divisors (491289).

1070271 is a wasteful number, since it uses less digits than its factorization.

1070271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1206 (or 1203 counting only the distinct ones).

The product of its (nonzero) digits is 98, while the sum is 18.

The square root of 1070271 is about 1034.5390277800. The cubic root of 1070271 is about 102.2895463787.

Adding to 1070271 its reverse (1720701), we get a palindrome (2790972).

The spelling of 1070271 in words is "one million, seventy thousand, two hundred seventy-one".

Divisors: 1 3 9 109 327 981 1091 3273 9819 118919 356757 1070271