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5038915 = 572131157
BaseRepresentation
bin10011001110001101000011
3100111000002111
4103032031003
52242221130
6300000151
760554500
oct23161503
910430074
105038915
1129318a2
121830057
13107570b
149524a7
1569802a
hex4ce343

5038915 has 24 divisors (see below), whose sum is σ = 7132752. Its totient is φ = 3407040.

The previous prime is 5038903. The next prime is 5038921. The reversal of 5038915 is 5198305.

It is not a de Polignac number, because 5038915 - 25 = 5038883 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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, 32017 + ... + 32173.

It is an arithmetic number, because the mean of its divisors is an integer number (297198).

Almost surely, 25038915 is an apocalyptic number.

5038915 is a deficient number, since it is larger than the sum of its proper divisors (2093837).

5038915 is a wasteful number, since it uses less digits than its factorization.

5038915 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307 (or 300 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 31.

The square root of 5038915 is about 2244.7527703513. The cubic root of 5038915 is about 171.4400734677.

It can be divided in two parts, 50389 and 15, that multiplied together give a triangular number (755835 = T1229).

The spelling of 5038915 in words is "five million, thirty-eight thousand, nine hundred fifteen".

Divisors: 1 5 7 35 49 131 157 245 655 785 917 1099 4585 5495 6419 7693 20567 32095 38465 102835 143969 719845 1007783 5038915