Search a number
-
+
29071007941 = 23107113104537
BaseRepresentation
bin11011000100110001…
…000110000011000101
32210001000020012211211
4123010301012003011
5434014134223231
621204404331421
72046256330123
oct330461060305
983030205754
1029071007941
111136890a5a8
1257739a3b71
132983a8a461
14159ad02913
15b522c1eb1
hex6c4c460c5

29071007941 has 16 divisors (see below), whose sum is σ = 30889724544. Its totient is φ = 27303130624.

The previous prime is 29071007897. The next prime is 29071007951. The reversal of 29071007941 is 14970017092.

It is a cyclic number.

It is not a de Polignac number, because 29071007941 - 227 = 28936790213 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 29071007894 and 29071007903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29071007951) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 225825 + ... + 330361.

It is an arithmetic number, because the mean of its divisors is an integer number (1930607784).

Almost surely, 229071007941 is an apocalyptic number.

It is an amenable number.

29071007941 is a deficient number, since it is larger than the sum of its proper divisors (1818716603).

29071007941 is a wasteful number, since it uses less digits than its factorization.

29071007941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104780.

The product of its (nonzero) digits is 31752, while the sum is 40.

The spelling of 29071007941 in words is "twenty-nine billion, seventy-one million, seven thousand, nine hundred forty-one".

Divisors: 1 23 107 113 2461 2599 12091 104537 278093 2404351 11185459 11812681 257265557 271691663 1263956867 29071007941