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38506061 = 1131112921
BaseRepresentation
bin1001001011100…
…0111001001101
32200110022101102
42102320321031
534324143221
63453152445
7645203366
oct222707115
980408342
1038506061
111a8101a0
1210a8b725
137c92869
145184b6d
1535a930b
hex24b8e4d

38506061 has 8 divisors (see below), whose sum is σ = 43362048. Its totient is φ = 33876000.

The previous prime is 38506051. The next prime is 38506087. The reversal of 38506061 is 16060583.

38506061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 38506061 - 210 = 38505037 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 (38506001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56120 + ... + 56801.

It is an arithmetic number, because the mean of its divisors is an integer number (5420256).

Almost surely, 238506061 is an apocalyptic number.

38506061 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

38506061 is a deficient number, since it is larger than the sum of its proper divisors (4855987).

38506061 is a wasteful number, since it uses less digits than its factorization.

38506061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112963.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 38506061 is about 6205.3252130730. The cubic root of 38506061 is about 337.6833893130.

The spelling of 38506061 in words is "thirty-eight million, five hundred six thousand, sixty-one".

Divisors: 1 11 31 341 112921 1242131 3500551 38506061