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38749053 = 37337657
BaseRepresentation
bin1001001111010…
…0001101111101
32200220122201010
42103310031331
534404432203
63502305433
7650235000
oct223641575
980818633
1038749053
111a966812
1210b88279
138049345
145209537
153606303
hex24f437d

38749053 has 16 divisors (see below), whose sum is σ = 60252800. Its totient is φ = 22141728.

The previous prime is 38749049. The next prime is 38749111. The reversal of 38749053 is 35094783.

It is not a de Polignac number, because 38749053 - 22 = 38749049 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38749033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17800 + ... + 19857.

It is an arithmetic number, because the mean of its divisors is an integer number (3765800).

Almost surely, 238749053 is an apocalyptic number.

It is an amenable number.

38749053 is a deficient number, since it is larger than the sum of its proper divisors (21503747).

38749053 is an equidigital number, since it uses as much as digits as its factorization.

38749053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37681 (or 37667 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 39.

The square root of 38749053 is about 6224.8737336592. The cubic root of 38749053 is about 338.3922159374.

The spelling of 38749053 in words is "thirty-eight million, seven hundred forty-nine thousand, fifty-three".

Divisors: 1 3 7 21 49 147 343 1029 37657 112971 263599 790797 1845193 5535579 12916351 38749053