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102000230 = 2531893697
BaseRepresentation
bin1100001010001…
…10011001100110
321002221011000022
412011012121212
5202103001410
614042115142
72345662523
oct605063146
9232834008
10102000230
1152638312
122a1abab2
1318194087
14d79214a
158e4c455
hex6146666

102000230 has 32 divisors (see below), whose sum is σ = 191704320. Its totient is φ = 39029760.

The previous prime is 102000209. The next prime is 102000247. The reversal of 102000230 is 32000201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25742 + ... + 29438.

It is an arithmetic number, because the mean of its divisors is an integer number (5990760).

Almost surely, 2102000230 is an apocalyptic number.

102000230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102000230 is a deficient number, since it is larger than the sum of its proper divisors (89704090).

102000230 is a wasteful number, since it uses less digits than its factorization.

102000230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3824.

The product of its (nonzero) digits is 12, while the sum is 8.

The square root of 102000230 is about 10099.5163250524. The cubic root of 102000230 is about 467.2332240234.

Adding to 102000230 its reverse (32000201), we get a palindrome (134000431).

The spelling of 102000230 in words is "one hundred two million, two hundred thirty", and thus it is an aban number.

Divisors: 1 2 5 10 31 62 89 155 178 310 445 890 2759 3697 5518 7394 13795 18485 27590 36970 114607 229214 329033 573035 658066 1146070 1645165 3290330 10200023 20400046 51000115 102000230