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34214257 = 711444341
BaseRepresentation
bin1000001010000…
…1000101110001
32101101021010201
42002201011301
532224324012
63221155201
7563550010
oct202410561
971337121
1034214257
1118349750
12b55bb01
13711c22c
144788a77
15300c857
hex20a1171

34214257 has 8 divisors (see below), whose sum is σ = 42656832. Its totient is φ = 26660400.

The previous prime is 34214237. The next prime is 34214263. The reversal of 34214257 is 75241243.

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 34214257 - 215 = 34181489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34214207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 222094 + ... + 222247.

It is an arithmetic number, because the mean of its divisors is an integer number (5332104).

Almost surely, 234214257 is an apocalyptic number.

It is an amenable number.

34214257 is a deficient number, since it is larger than the sum of its proper divisors (8442575).

34214257 is a wasteful number, since it uses less digits than its factorization.

34214257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444359.

The product of its digits is 6720, while the sum is 28.

The square root of 34214257 is about 5849.2954276562. The cubic root of 34214257 is about 324.6402551973.

The spelling of 34214257 in words is "thirty-four million, two hundred fourteen thousand, two hundred fifty-seven".

Divisors: 1 7 11 77 444341 3110387 4887751 34214257