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49000925 = 5223312749
BaseRepresentation
bin1011101011101…
…1000111011101
310102012111122002
42322323013131
5100021012200
64510132045
71133333561
oct272730735
9112174562
1049000925
1125729136
12144b1025
13a1c873c
1467176a1
15447dbd5
hex2ebb1dd

49000925 has 24 divisors (see below), whose sum is σ = 65472000. Its totient is φ = 36273600.

The previous prime is 49000891. The next prime is 49000933. The reversal of 49000925 is 52900094.

It is not a de Polignac number, because 49000925 - 28 = 49000669 is a prime.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 16451 + ... + 19199.

It is an arithmetic number, because the mean of its divisors is an integer number (2728000).

Almost surely, 249000925 is an apocalyptic number.

It is an amenable number.

49000925 is a deficient number, since it is larger than the sum of its proper divisors (16471075).

49000925 is a wasteful number, since it uses less digits than its factorization.

49000925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2813 (or 2808 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 49000925 is about 7000.0660711168. The cubic root of 49000925 is about 365.9328736121.

The spelling of 49000925 in words is "forty-nine million, nine hundred twenty-five", and thus it is an aban number.

Divisors: 1 5 23 25 31 115 155 575 713 775 2749 3565 13745 17825 63227 68725 85219 316135 426095 1580675 1960037 2130475 9800185 49000925