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83214938 = 267621007
BaseRepresentation
bin1001111010111…
…00001001011010
312210120202102202
410331130021122
5132300334223
612131330202
72030213102
oct475341132
9183522382
1083214938
1142a77684
1223a50962
1314317811
14b0a2202
15748b428
hex4f5c25a

83214938 has 8 divisors (see below), whose sum is σ = 126685632. Its totient is φ = 40986396.

The previous prime is 83214913. The next prime is 83214941. The reversal of 83214938 is 83941238.

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 310370 + ... + 310637.

It is an arithmetic number, because the mean of its divisors is an integer number (15835704).

Almost surely, 283214938 is an apocalyptic number.

83214938 is a deficient number, since it is larger than the sum of its proper divisors (43470694).

83214938 is a wasteful number, since it uses less digits than its factorization.

83214938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 621076.

The product of its digits is 41472, while the sum is 38.

The square root of 83214938 is about 9122.2222073352. Note that the first 4 decimals coincide. The cubic root of 83214938 is about 436.5832786271.

The spelling of 83214938 in words is "eighty-three million, two hundred fourteen thousand, nine hundred thirty-eight".

Divisors: 1 2 67 134 621007 1242014 41607469 83214938