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234869005 = 5723832503
BaseRepresentation
bin11011111111111…
…01000100001101
3121100221120201001
431333331010031
5440111302010
635150020301
75551232200
oct1577750415
9540846631
10234869005
11110639618
12667a7691
1339875557
142329b937
1515945c3a
hexdffd10d

234869005 has 24 divisors (see below), whose sum is σ = 328845312. Its totient is φ = 160568352.

The previous prime is 234868981. The next prime is 234869021. The reversal of 234869005 is 500968432.

It is not a de Polignac number, because 234869005 - 27 = 234868877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 92584 + ... + 95086.

It is an arithmetic number, because the mean of its divisors is an integer number (13701888).

Almost surely, 2234869005 is an apocalyptic number.

It is an amenable number.

234869005 is a deficient number, since it is larger than the sum of its proper divisors (93976307).

234869005 is a wasteful number, since it uses less digits than its factorization.

234869005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2905 (or 2898 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 234869005 is about 15325.4365353813. The cubic root of 234869005 is about 616.9858954262.

The spelling of 234869005 in words is "two hundred thirty-four million, eight hundred sixty-nine thousand, five".

Divisors: 1 5 7 35 49 245 383 1915 2503 2681 12515 13405 17521 18767 87605 93835 122647 613235 958649 4793245 6710543 33552715 46973801 234869005