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230086406 = 21129360637
BaseRepresentation
bin11011011011011…
…01011100000110
3121000221121012202
431231231130012
5432400231111
634455314502
75462462564
oct1555553406
9530847182
10230086406
11108972360
126507ba32
133888c704
14227b4a34
15152edb3b
hexdb6d706

230086406 has 16 divisors (see below), whose sum is σ = 389489040. Its totient is φ = 100978080.

The previous prime is 230086403. The next prime is 230086513. The reversal of 230086406 is 604680032.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230086403) 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, 179681 + ... + 180956.

It is an arithmetic number, because the mean of its divisors is an integer number (24343065).

Almost surely, 2230086406 is an apocalyptic number.

230086406 is a deficient number, since it is larger than the sum of its proper divisors (159402634).

230086406 is a wasteful number, since it uses less digits than its factorization.

230086406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360679.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 230086406 is about 15168.5993420619. The cubic root of 230086406 is about 612.7692830096.

The spelling of 230086406 in words is "two hundred thirty million, eighty-six thousand, four hundred six".

Divisors: 1 2 11 22 29 58 319 638 360637 721274 3967007 7934014 10458473 20916946 115043203 230086406