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164202130 = 2541619647
BaseRepresentation
bin10011100100110…
…00011010010010
3102102222022222101
421302120122102
5314013432010
624143231014
74032460261
oct1162303222
9372868871
10164202130
1184762544
1246ba846a
1328032331
1417b445d8
15e63773a
hex9c98692

164202130 has 32 divisors (see below), whose sum is σ = 303730560. Its totient is φ = 63876480.

The previous prime is 164202121. The next prime is 164202139. The reversal of 164202130 is 31202461.

It is an interprime number because it is at equal distance from previous prime (164202121) and next prime (164202139).

It is a junction number, because it is equal to n+sod(n) for n = 164202098 and 164202107.

It is not an unprimeable number, because it can be changed into a prime (164202139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 253467 + ... + 254113.

It is an arithmetic number, because the mean of its divisors is an integer number (9491580).

Almost surely, 2164202130 is an apocalyptic number.

164202130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

164202130 is a deficient number, since it is larger than the sum of its proper divisors (139528430).

164202130 is a wasteful number, since it uses less digits than its factorization.

164202130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1314.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 164202130 is about 12814.1378953092. The cubic root of 164202130 is about 547.5951531483.

Adding to 164202130 its reverse (31202461), we get a palindrome (195404591).

The spelling of 164202130 in words is "one hundred sixty-four million, two hundred two thousand, one hundred thirty".

Divisors: 1 2 5 10 41 82 205 410 619 647 1238 1294 3095 3235 6190 6470 25379 26527 50758 53054 126895 132635 253790 265270 400493 800986 2002465 4004930 16420213 32840426 82101065 164202130