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49375305 = 335752249
BaseRepresentation
bin1011110001011…
…0100001001001
310102220112012000
42330112201021
5100120002210
64522141213
71136453220
oct274264111
9112815160
1049375305
1125964441
1214651809
13a2c9c75
1467b3cb7
154504ac0
hex2f16849

49375305 has 32 divisors (see below), whose sum is σ = 100320000. Its totient is φ = 22571136.

The previous prime is 49375303. The next prime is 49375307. The reversal of 49375305 is 50357394.

It is an interprime number because it is at equal distance from previous prime (49375303) and next prime (49375307).

It is not a de Polignac number, because 49375305 - 21 = 49375303 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 49375305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49375303) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25180 + ... + 27069.

It is an arithmetic number, because the mean of its divisors is an integer number (3135000).

Almost surely, 249375305 is an apocalyptic number.

49375305 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

49375305 is an abundant number, since it is smaller than the sum of its proper divisors (50944695).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49375305 is a wasteful number, since it uses less digits than its factorization.

49375305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52270 (or 52264 counting only the distinct ones).

The product of its (nonzero) digits is 56700, while the sum is 36.

The square root of 49375305 is about 7026.7563640701. The cubic root of 49375305 is about 366.8624514551.

The spelling of 49375305 in words is "forty-nine million, three hundred seventy-five thousand, three hundred five".

Divisors: 1 3 5 7 9 15 21 27 35 45 63 105 135 189 315 945 52249 156747 261245 365743 470241 783735 1097229 1410723 1828715 2351205 3291687 5486145 7053615 9875061 16458435 49375305