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38383023 = 372377057
BaseRepresentation
bin1001001001101…
…0110110101111
32200020001121110
42102122312233
534311224043
63450403103
7644151600
oct222326657
980201543
1038383023
111a736808
1210a30493
137c4b863
145151da7
153582b33

38383023 has 24 divisors (see below), whose sum is σ = 61150512. Its totient is φ = 21337344.

The previous prime is 38383003. The next prime is 38383039. The reversal of 38383023 is 32038383.

It is not a de Polignac number, because 38383023 - 28 = 38382767 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38383003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1911 + ... + 8967.

It is an arithmetic number, because the mean of its divisors is an integer number (2547938).

Almost surely, 238383023 is an apocalyptic number.

38383023 is a deficient number, since it is larger than the sum of its proper divisors (22767489).

38383023 is a wasteful number, since it uses less digits than its factorization.

38383023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7111 (or 7104 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 38383023 is about 6195.4033766979. The cubic root of 38383023 is about 337.3233401934.

The spelling of 38383023 in words is "thirty-eight million, three hundred eighty-three thousand, twenty-three".