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38797238 = 237524287
BaseRepresentation
bin1001001111111…
…1111110110110
32201000002210202
42103333332312
534413002423
63503320502
7650525324
oct223777666
981002722
1038797238
111a999a37
1210bb0132
13806525c
14521cd14
153615728
hex24fffb6

38797238 has 8 divisors (see below), whose sum is σ = 59768832. Its totient is φ = 18874296.

The previous prime is 38797207. The next prime is 38797249. The reversal of 38797238 is 83279783.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 38797192 and 38797201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 262070 + ... + 262217.

It is an arithmetic number, because the mean of its divisors is an integer number (7471104).

Almost surely, 238797238 is an apocalyptic number.

38797238 is a deficient number, since it is larger than the sum of its proper divisors (20971594).

38797238 is a wasteful number, since it uses less digits than its factorization.

38797238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524326.

The product of its digits is 508032, while the sum is 47.

The square root of 38797238 is about 6228.7428908248. The cubic root of 38797238 is about 338.5324230190.

The spelling of 38797238 in words is "thirty-eight million, seven hundred ninety-seven thousand, two hundred thirty-eight".

Divisors: 1 2 37 74 524287 1048574 19398619 38797238