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38113402 = 2131145471
BaseRepresentation
bin1001000101100…
…1000001111010
32122201100202111
42101121001322
534224112102
63440522534
7641646535
oct221310172
978640674
1038113402
111a572188
121092044a
137b85c12
1450c1a1c
15352ccd7
hex245907a

38113402 has 8 divisors (see below), whose sum is σ = 57606912. Its totient is φ = 18911100.

The previous prime is 38113391. The next prime is 38113403. The reversal of 38113402 is 20431183.

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

It is not an unprimeable number, because it can be changed into a prime (38113403) 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 3 ways as a sum of consecutive naturals, for example, 72474 + ... + 72997.

It is an arithmetic number, because the mean of its divisors is an integer number (7200864).

Almost surely, 238113402 is an apocalyptic number.

38113402 is a deficient number, since it is larger than the sum of its proper divisors (19493510).

38113402 is a wasteful number, since it uses less digits than its factorization.

38113402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145604.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 38113402 is about 6173.6052675888. The cubic root of 38113402 is about 336.5316425288.

Adding to 38113402 its reverse (20431183), we get a palindrome (58544585).

The spelling of 38113402 in words is "thirty-eight million, one hundred thirteen thousand, four hundred two".

Divisors: 1 2 131 262 145471 290942 19056701 38113402