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1012030093 = 1049964757
BaseRepresentation
bin111100010100100…
…101101010001101
32121112022110022001
4330110211222031
54033034430333
6244231152301
734036054024
oct7424455215
92545273261
101012030093
1147a2a0208
12242b15691
1313188ca99
149859d8bb
155dcaab7d
hex3c525a8d

1012030093 has 4 divisors (see below), whose sum is σ = 1012995900. Its totient is φ = 1011064288.

The previous prime is 1012030091. The next prime is 1012030133. The reversal of 1012030093 is 3900302101.

1012030093 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3900302101 = 27714080513.

It can be written as a sum of positive squares in 2 ways, for example, as 655462404 + 356567689 = 25602^2 + 18883^2 .

It is a cyclic number.

It is not a de Polignac number, because 1012030093 - 21 = 1012030091 is a prime.

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 1012030093.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012030091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 481330 + ... + 483427.

It is an arithmetic number, because the mean of its divisors is an integer number (253248975).

Almost surely, 21012030093 is an apocalyptic number.

It is an amenable number.

1012030093 is a deficient number, since it is larger than the sum of its proper divisors (965807).

1012030093 is an equidigital number, since it uses as much as digits as its factorization.

1012030093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 965806.

The product of its (nonzero) digits is 162, while the sum is 19.

The square root of 1012030093 is about 31812.4204203327. The cubic root of 1012030093 is about 1003.9940572681.

Adding to 1012030093 its reverse (3900302101), we get a palindrome (4912332194).

The spelling of 1012030093 in words is "one billion, twelve million, thirty thousand, ninety-three".

Divisors: 1 1049 964757 1012030093