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38939226 = 23107131463
BaseRepresentation
bin1001010010001…
…0101001011010
32201021022120120
42110202221122
534432023401
63510334110
7651656304
oct224425132
981238516
1038939226
111aa86687
121105a336
1380b4a81
145258974
153642836
hex2522a5a

38939226 has 32 divisors (see below), whose sum is σ = 79377408. Its totient is φ = 12732720.

The previous prime is 38939221. The next prime is 38939249. The reversal of 38939226 is 62293983.

It is not an unprimeable number, because it can be changed into a prime (38939221) by changing a digit.

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, 83871 + ... + 84333.

It is an arithmetic number, because the mean of its divisors is an integer number (2480544).

Almost surely, 238939226 is an apocalyptic number.

38939226 is an abundant number, since it is smaller than the sum of its proper divisors (40438182).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38939226 is a wasteful number, since it uses less digits than its factorization.

38939226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706.

The product of its digits is 139968, while the sum is 42.

The square root of 38939226 is about 6240.1302871014. The cubic root of 38939226 is about 338.9449010267.

The spelling of 38939226 in words is "thirty-eight million, nine hundred thirty-nine thousand, two hundred twenty-six".

Divisors: 1 2 3 6 107 131 214 262 321 393 463 642 786 926 1389 2778 14017 28034 42051 49541 60653 84102 99082 121306 148623 181959 297246 363918 6489871 12979742 19469613 38939226