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38068465 = 531449547
BaseRepresentation
bin1001000100111…
…0000011110001
32122122002010011
42101032003301
534221142330
63435534521
7641401531
oct221160361
978562104
1038068465
111a541446
12108ba441
137b6b626
1450ad4c1
15351e82a
hex244e0f1

38068465 has 16 divisors (see below), whose sum is σ = 47347200. Its totient is φ = 29352960.

The previous prime is 38068421. The next prime is 38068489. The reversal of 38068465 is 56486083.

It is not a de Polignac number, because 38068465 - 213 = 38060273 is a prime.

It is a super-3 number, since 3×380684653 (a number of 24 digits) contains 333 as substring.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 69322 + ... + 69868.

It is an arithmetic number, because the mean of its divisors is an integer number (2959200).

Almost surely, 238068465 is an apocalyptic number.

It is an amenable number.

38068465 is a deficient number, since it is larger than the sum of its proper divisors (9278735).

38068465 is a wasteful number, since it uses less digits than its factorization.

38068465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1032.

The product of its (nonzero) digits is 138240, while the sum is 40.

The square root of 38068465 is about 6169.9647486837. The cubic root of 38068465 is about 336.3993297559.

The spelling of 38068465 in words is "thirty-eight million, sixty-eight thousand, four hundred sixty-five".

Divisors: 1 5 31 155 449 547 2245 2735 13919 16957 69595 84785 245603 1228015 7613693 38068465