Search a number
-
+
7030406417261 is a prime number
BaseRepresentation
bin110011001001110010011…
…1000001000101101101101
3220220002201010000000102112
41212103210320020231231
51410141233020323021
622541420224333405
71323634011356063
oct146234470105555
926802633000375
107030406417261
11227064015a707
12956658a74265
133bcc6cc6abc6
141a43b8636033
15c2d24d57d5b
hex664e4e08b6d

7030406417261 has 2 divisors, whose sum is σ = 7030406417262. Its totient is φ = 7030406417260.

The previous prime is 7030406417233. The next prime is 7030406417263. The reversal of 7030406417261 is 1627146040307.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6589103955625 + 441302461636 = 2566925^2 + 664306^2 .

It is a cyclic number.

It is not a de Polignac number, because 7030406417261 - 210 = 7030406416237 is a prime.

It is a super-2 number, since 2×70304064172612 (a number of 26 digits) contains 22 as substring.

Together with 7030406417263, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7030406417263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3515203208630 + 3515203208631.

It is an arithmetic number, because the mean of its divisors is an integer number (3515203208631).

Almost surely, 27030406417261 is an apocalyptic number.

It is an amenable number.

7030406417261 is a deficient number, since it is larger than the sum of its proper divisors (1).

7030406417261 is an equidigital number, since it uses as much as digits as its factorization.

7030406417261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 169344, while the sum is 41.

The spelling of 7030406417261 in words is "seven trillion, thirty billion, four hundred six million, four hundred seventeen thousand, two hundred sixty-one".