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234355090 = 25291914231
BaseRepresentation
bin11011111011111…
…11100110010010
3121022222110202011
431331333212102
5434443330330
635131013134
75543661664
oct1575774622
9538873664
10234355090
111103184a2
126659a1aa
1339725668
14231a6534
151589382a
hexdf7f992

234355090 has 32 divisors (see below), whose sum is σ = 438773760. Its totient is φ = 90014400.

The previous prime is 234355087. The next prime is 234355091. The reversal of 234355090 is 90553432.

It is not an unprimeable number, because it can be changed into a prime (234355091) 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 15 ways as a sum of consecutive naturals, for example, 53275 + ... + 57505.

It is an arithmetic number, because the mean of its divisors is an integer number (13711680).

Almost surely, 2234355090 is an apocalyptic number.

234355090 is a deficient number, since it is larger than the sum of its proper divisors (204418670).

234355090 is a wasteful number, since it uses less digits than its factorization.

234355090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4458.

The product of its (nonzero) digits is 16200, while the sum is 31.

The square root of 234355090 is about 15308.6606207075. The cubic root of 234355090 is about 616.5355594989.

The spelling of 234355090 in words is "two hundred thirty-four million, three hundred fifty-five thousand, ninety".

Divisors: 1 2 5 10 29 58 145 191 290 382 955 1910 4231 5539 8462 11078 21155 27695 42310 55390 122699 245398 613495 808121 1226990 1616242 4040605 8081210 23435509 46871018 117177545 234355090