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29925712041 = 393710645931
BaseRepresentation
bin11011110111101101…
…100010000010101001
32212020120111200110020
4123313231202002221
5442241440241131
621425255511053
72106405232611
oct336755420251
985216450406
1029925712041
1111767314425
125972088489
132a8bb84924
14163c62ba41
15ba2352996
hex6f7b620a9

29925712041 has 8 divisors (see below), whose sum is σ = 39943536864. Its totient is φ = 19929180960.

The previous prime is 29925712031. The next prime is 29925712049. The reversal of 29925712041 is 14021752992.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 29925712041 - 210 = 29925711017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 29925711984 and 29925712002.

It is not an unprimeable number, because it can be changed into a prime (29925712049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5320155 + ... + 5325776.

It is an arithmetic number, because the mean of its divisors is an integer number (4992942108).

Almost surely, 229925712041 is an apocalyptic number.

It is an amenable number.

29925712041 is a deficient number, since it is larger than the sum of its proper divisors (10017824823).

29925712041 is a wasteful number, since it uses less digits than its factorization.

29925712041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10646871.

The product of its (nonzero) digits is 90720, while the sum is 42.

The spelling of 29925712041 in words is "twenty-nine billion, nine hundred twenty-five million, seven hundred twelve thousand, forty-one".

Divisors: 1 3 937 2811 10645931 31937793 9975237347 29925712041