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12701033 = 103123311
BaseRepresentation
bin110000011100…
…110101101001
3212220021112122
4300130311221
511222413113
61132121025
7212646152
oct60346551
925807478
1012701033
117195524
124306175
132829107
141988929
1511ad408
hexc1cd69

12701033 has 4 divisors (see below), whose sum is σ = 12824448. Its totient is φ = 12577620.

The previous prime is 12701009. The next prime is 12701069. The reversal of 12701033 is 33010721.

12701033 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 a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12701033 - 26 = 12700969 is a prime.

It is a super-2 number, since 2×127010332 = 322632478534178, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12701093) 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, 61553 + ... + 61758.

It is an arithmetic number, because the mean of its divisors is an integer number (3206112).

Almost surely, 212701033 is an apocalyptic number.

It is an amenable number.

12701033 is a deficient number, since it is larger than the sum of its proper divisors (123415).

12701033 is a wasteful number, since it uses less digits than its factorization.

12701033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123414.

The product of its (nonzero) digits is 126, while the sum is 17.

The square root of 12701033 is about 3563.8508666890. The cubic root of 12701033 is about 233.3169809402.

Adding to 12701033 its reverse (33010721), we get a palindrome (45711754).

The spelling of 12701033 in words is "twelve million, seven hundred one thousand, thirty-three".

Divisors: 1 103 123311 12701033