Search a number
29810701 is a prime number
BaseRepresentation
bin111000110111…
…0000000001101
32002002112121001
41301232000031
530112420301
62542540301
7511246444
oct161560015
962075531
1029810701
1115911248
129b97691
136239a8b
143d5dd5b
15293cc01
hex1c6e00d

29810701 has 2 divisors, whose sum is σ = 29810702. Its totient is φ = 29810700.

The previous prime is 29810687. The next prime is 29810717. The reversal of 29810701 is 10701892.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16597476 + 13213225 = 4074^2 + 3635^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-29810701 is a prime.

It is a super-2 number, since 2×298107012 = 1777355788222802, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 29810701.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29810801) 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 as a sum of consecutive naturals, namely, 14905350 + 14905351.

It is an arithmetic number, because the mean of its divisors is an integer number (14905351).

Almost surely, 229810701 is an apocalyptic number.

It is an amenable number.

29810701 is a deficient number, since it is larger than the sum of its proper divisors (1).

29810701 is an equidigital number, since it uses as much as digits as its factorization.

29810701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 28.

The square root of 29810701 is about 5459.9176733720. The cubic root of 29810701 is about 310.0683200097.

The spelling of 29810701 in words is "twenty-nine million, eight hundred ten thousand, seven hundred one".