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230609002 = 2138869577
BaseRepresentation
bin11011011111011…
…01000001101010
3121001221011002011
431233231001222
5433013442002
634514430134
75500100311
oct1557550152
9531834064
10230609002
11109199a58
126529234a
1338a13540
14228ad278
15153a38d7
hexdbed06a

230609002 has 8 divisors (see below), whose sum is σ = 372522276. Its totient is φ = 106434912.

The previous prime is 230608991. The next prime is 230609009. The reversal of 230609002 is 200906032.

It can be written as a sum of positive squares in 2 ways, for example, as 222875041 + 7733961 = 14929^2 + 2781^2 .

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

It is not an unprimeable number, because it can be changed into a prime (230609009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4434763 + ... + 4434814.

Almost surely, 2230609002 is an apocalyptic number.

230609002 is a deficient number, since it is larger than the sum of its proper divisors (141913274).

230609002 is a wasteful number, since it uses less digits than its factorization.

230609002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8869592.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 230609002 is about 15185.8158160831. The cubic root of 230609002 is about 613.2328604980.

The spelling of 230609002 in words is "two hundred thirty million, six hundred nine thousand, two".

Divisors: 1 2 13 26 8869577 17739154 115304501 230609002