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1383023230 = 251031342741
BaseRepresentation
bin101001001101111…
…0100001001111110
310120101101212012121
41102123310021332
510313023220410
6345122553154
746162334461
oct12233641176
93511355177
101383023230
1164a753906
123272087ba
131906b6454
14d19732d8
158163e9da
hex526f427e

1383023230 has 16 divisors (see below), whose sum is σ = 2513613024. Its totient is φ = 547837920.

The previous prime is 1383023227. The next prime is 1383023237. The reversal of 1383023230 is 323203831.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1383023195 and 1383023204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1383023237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 670341 + ... + 672400.

It is an arithmetic number, because the mean of its divisors is an integer number (157100814).

Almost surely, 21383023230 is an apocalyptic number.

1383023230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1383023230 is a deficient number, since it is larger than the sum of its proper divisors (1130589794).

1383023230 is a wasteful number, since it uses less digits than its factorization.

1383023230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1342851.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 1383023230 is about 37189.0202882517. The cubic root of 1383023230 is about 1114.1487010161.

The spelling of 1383023230 in words is "one billion, three hundred eighty-three million, twenty-three thousand, two hundred thirty".

Divisors: 1 2 5 10 103 206 515 1030 1342741 2685482 6713705 13427410 138302323 276604646 691511615 1383023230