Search a number
-
+
34355012031 = 34424135951
BaseRepresentation
bin11111111111101101…
…111110000110111111
310021200021000102210000
4133333231332012333
51030324340341111
623441003045343
72324230532634
oct377755760677
9107607012700
1034355012031
111362a56602a
1267a9510853
1333167060b2
14193c9b218b
15d61127c56
hex7ffb7e1bf

34355012031 has 10 divisors (see below), whose sum is σ = 51320450192. Its totient is φ = 22903341300.

The previous prime is 34355012009. The next prime is 34355012047. The reversal of 34355012031 is 13021055343.

Adding to 34355012031 its reverse (13021055343), we get a palindrome (47376067374).

It is not a de Polignac number, because 34355012031 - 26 = 34355011967 is a prime.

It is a super-2 number, since 2×343550120312 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34355011986 and 34355012004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34355062031) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 212067895 + ... + 212068056.

Almost surely, 234355012031 is an apocalyptic number.

34355012031 is a deficient number, since it is larger than the sum of its proper divisors (16965438161).

34355012031 is an equidigital number, since it uses as much as digits as its factorization.

34355012031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424135963 (or 424135954 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The spelling of 34355012031 in words is "thirty-four billion, three hundred fifty-five million, twelve thousand, thirty-one".

Divisors: 1 3 9 27 81 424135951 1272407853 3817223559 11451670677 34355012031