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38380573 = 7211312297
BaseRepresentation
bin1001001001101…
…0010000011101
32200012221020201
42102122100131
534311134243
63450343501
7644141500
oct222322035
980187221
1038380573
111a734990
1210a2ab91
137c4a6ca
145151137
15358204d
hex249a41d

38380573 has 24 divisors (see below), whose sum is σ = 50298624. Its totient is φ = 28929600.

The previous prime is 38380571. The next prime is 38380591. The reversal of 38380573 is 37508383.

It is not a de Polignac number, because 38380573 - 21 = 38380571 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 (38380571) 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 23 ways as a sum of consecutive naturals, for example, 15561 + ... + 17857.

It is an arithmetic number, because the mean of its divisors is an integer number (2095776).

Almost surely, 238380573 is an apocalyptic number.

It is an amenable number.

38380573 is a deficient number, since it is larger than the sum of its proper divisors (11918051).

38380573 is a wasteful number, since it uses less digits than its factorization.

38380573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2353 (or 2346 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 38380573 is about 6195.2056463042. The cubic root of 38380573 is about 337.3161628903.

The spelling of 38380573 in words is "thirty-eight million, three hundred eighty thousand, five hundred seventy-three".

Divisors: 1 7 11 31 49 77 217 341 539 1519 2297 2387 16079 16709 25267 71207 112553 176869 498449 783277 1238083 3489143 5482939 38380573