Search a number
-
+
29419865071 = 1091811491199
BaseRepresentation
bin11011011001100011…
…111000001111101111
32210221022122222212021
4123121203320033233
5440222441140241
621303145451011
72061023504242
oct333143701757
983838588767
1029419865071
1111527824083
1258507a0a67
132a0b1333ac
1415d1393259
15b72c320d1
hex6d98f83ef

29419865071 has 8 divisors (see below), whose sum is σ = 29853824000. Its totient is φ = 28988889120.

The previous prime is 29419865039. The next prime is 29419865077. The reversal of 29419865071 is 17056891492.

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

It is a cyclic number.

It is not a de Polignac number, because 29419865071 - 25 = 29419865039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29419865077) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 725871 + ... + 765328.

It is an arithmetic number, because the mean of its divisors is an integer number (3731728000).

Almost surely, 229419865071 is an apocalyptic number.

29419865071 is a deficient number, since it is larger than the sum of its proper divisors (433958929).

29419865071 is a wasteful number, since it uses less digits than its factorization.

29419865071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1491489.

The product of its (nonzero) digits is 1088640, while the sum is 52.

The spelling of 29419865071 in words is "twenty-nine billion, four hundred nineteen million, eight hundred sixty-five thousand, seventy-one".

Divisors: 1 109 181 19729 1491199 162540691 269907019 29419865071