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214173901 = 5318312207
BaseRepresentation
bin11001100010000…
…00100011001101
3112221000011100201
430301000203031
5414312031101
633130253501
75210306464
oct1461004315
9487004321
10214173901
11aa994027
125b887291
13354aa926
14206319db
1513c08e01
hexcc408cd

214173901 has 8 divisors (see below), whose sum is σ = 218433024. Its totient is φ = 209922960.

The previous prime is 214173893. The next prime is 214173919. The reversal of 214173901 is 109371412.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 214173901 - 23 = 214173893 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 214173901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214173931) 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 7 ways as a sum of consecutive naturals, for example, 95940 + ... + 98146.

It is an arithmetic number, because the mean of its divisors is an integer number (27304128).

Almost surely, 2214173901 is an apocalyptic number.

It is an amenable number.

214173901 is a deficient number, since it is larger than the sum of its proper divisors (4259123).

214173901 is a wasteful number, since it uses less digits than its factorization.

214173901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4091.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 214173901 is about 14634.6814451152. The cubic root of 214173901 is about 598.3043802292.

The spelling of 214173901 in words is "two hundred fourteen million, one hundred seventy-three thousand, nine hundred one".

Divisors: 1 53 1831 2207 97043 116971 4041017 214173901