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214041751 = 7211675927
BaseRepresentation
bin11001100001000…
…00010010010111
3112220202110002021
430300200102113
5414243314001
633123354011
75206216300
oct1460402227
9486673067
10214041751
11aa903810
125b822907
1335462731
14205d97a7
1513bceba1
hexcc20497

214041751 has 24 divisors (see below), whose sum is σ = 275723136. Its totient is φ = 164268720.

The previous prime is 214041739. The next prime is 214041757. The reversal of 214041751 is 157140412.

It is not a de Polignac number, because 214041751 - 213 = 214033559 is a prime.

It is a super-2 number, since 2×2140417512 = 91627742342292002, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214041757) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 33150 + ... + 39076.

It is an arithmetic number, because the mean of its divisors is an integer number (11488464).

Almost surely, 2214041751 is an apocalyptic number.

214041751 is a deficient number, since it is larger than the sum of its proper divisors (61681385).

214041751 is a wasteful number, since it uses less digits than its factorization.

214041751 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6019 (or 6012 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 25.

The square root of 214041751 is about 14630.1657885343. The cubic root of 214041751 is about 598.1812992643.

The spelling of 214041751 in words is "two hundred fourteen million, forty-one thousand, seven hundred fifty-one".

Divisors: 1 7 11 49 67 77 469 539 737 3283 5159 5927 36113 41489 65197 290423 397109 456379 2779763 3194653 4368199 19458341 30577393 214041751