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213106675 = 528524267
BaseRepresentation
bin11001011001110…
…11111111110011
3112211222221101211
430230323333303
5414023403200
633051340551
75165243155
oct1454737763
9484887354
10213106675
11aa325221
125b451757
13351c5c32
1420434ad5
1513a97aba
hexcb3bff3

213106675 has 6 divisors (see below), whose sum is σ = 264252308. Its totient is φ = 170485320.

The previous prime is 213106627. The next prime is 213106681. The reversal of 213106675 is 576601312.

It is not a de Polignac number, because 213106675 - 215 = 213073907 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4262109 + ... + 4262158.

Almost surely, 2213106675 is an apocalyptic number.

213106675 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

213106675 is a deficient number, since it is larger than the sum of its proper divisors (51145633).

213106675 is an equidigital number, since it uses as much as digits as its factorization.

213106675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8524277 (or 8524272 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 213106675 is about 14598.1736871432. The cubic root of 213106675 is about 597.3089437755.

Adding to 213106675 its reverse (576601312), we get a palindrome (789707987).

The spelling of 213106675 in words is "two hundred thirteen million, one hundred six thousand, six hundred seventy-five".

Divisors: 1 5 25 8524267 42621335 213106675