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38025479 = 197872543
BaseRepresentation
bin1001000100001…
…1100100000111
32122112220011002
42101003210013
534213303404
63435003515
7641132312
oct221034407
978486132
1038025479
111a512118
121089959b
137b54bab
14509b979
153511c1e
hex2443907

38025479 has 8 divisors (see below), whose sum is σ = 40093440. Its totient is φ = 35964216.

The previous prime is 38025473. The next prime is 38025487. The reversal of 38025479 is 97452083.

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 38025479 - 28 = 38025223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38025473) 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, 13682 + ... + 16224.

It is an arithmetic number, because the mean of its divisors is an integer number (5011680).

Almost surely, 238025479 is an apocalyptic number.

38025479 is a deficient number, since it is larger than the sum of its proper divisors (2067961).

38025479 is a wasteful number, since it uses less digits than its factorization.

38025479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3349.

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 38025479 is about 6166.4802764624. The cubic root of 38025479 is about 336.2726640427.

The spelling of 38025479 in words is "thirty-eight million, twenty-five thousand, four hundred seventy-nine".

Divisors: 1 19 787 2543 14953 48317 2001341 38025479