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49280058 = 23215118131
BaseRepresentation
bin1011101111111…
…1010000111010
310102201200112100
42323333100322
5100103430213
64520124230
71135605432
oct273772072
9112650470
1049280058
11258a9923
1214606676
13a2957c9
14678b2c2
1544d6773
hex2eff43a

49280058 has 24 divisors (see below), whose sum is σ = 107486496. Its totient is φ = 16317000.

The previous prime is 49280057. The next prime is 49280069. The reversal of 49280058 is 85008294.

It is not an unprimeable number, because it can be changed into a prime (49280051) 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 11 ways as a sum of consecutive naturals, for example, 6348 + ... + 11783.

It is an arithmetic number, because the mean of its divisors is an integer number (4478604).

Almost surely, 249280058 is an apocalyptic number.

49280058 is an abundant number, since it is smaller than the sum of its proper divisors (58206438).

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

49280058 is a wasteful number, since it uses less digits than its factorization.

49280058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18290 (or 18287 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The square root of 49280058 is about 7019.9756409834. The cubic root of 49280058 is about 366.6264020065.

The spelling of 49280058 in words is "forty-nine million, two hundred eighty thousand, fifty-eight".

Divisors: 1 2 3 6 9 18 151 302 453 906 1359 2718 18131 36262 54393 108786 163179 326358 2737781 5475562 8213343 16426686 24640029 49280058