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23135210 = 257349947
BaseRepresentation
bin101100001000…
…0001111101010
31121112101112122
41120100033222
521410311320
62143511242
7400434410
oct130201752
947471478
1023135210
111207190a
1278b8522
134a40497
1431032b0
15206ed25
hex16103ea

23135210 has 32 divisors (see below), whose sum is σ = 47779200. Its totient is φ = 7900992.

The previous prime is 23135197. The next prime is 23135251. The reversal of 23135210 is 1253132.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23957 + ... + 24903.

It is an arithmetic number, because the mean of its divisors is an integer number (1493100).

Almost surely, 223135210 is an apocalyptic number.

23135210 is an abundant number, since it is smaller than the sum of its proper divisors (24643990).

23135210 is a wasteful number, since it uses less digits than its factorization.

23135210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1310.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 23135210 is about 4809.9074835177. The cubic root of 23135210 is about 284.9428838041.

Adding to 23135210 its reverse (1253132), we get a palindrome (24388342).

The spelling of 23135210 in words is "twenty-three million, one hundred thirty-five thousand, two hundred ten".

Divisors: 1 2 5 7 10 14 35 70 349 698 947 1745 1894 2443 3490 4735 4886 6629 9470 12215 13258 24430 33145 66290 330503 661006 1652515 2313521 3305030 4627042 11567605 23135210