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48934780 = 22517314143
BaseRepresentation
bin1011101010101…
…0111101111100
310102002010220021
42322222331330
5100011403110
64504501524
71132636666
oct272527574
9112063807
1048934780
1125693474
121447a8a4
13a1a45bb
1466db536
1544692da
hex2eaaf7c

48934780 has 24 divisors (see below), whose sum is σ = 103364352. Its totient is φ = 19459392.

The previous prime is 48934693. The next prime is 48934783. The reversal of 48934780 is 8743984.

It is a super-2 number, since 2×489347802 = 4789225387296800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48934783) 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, 3612 + ... + 10531.

It is an arithmetic number, because the mean of its divisors is an integer number (4306848).

Almost surely, 248934780 is an apocalyptic number.

It is an amenable number.

48934780 is an abundant number, since it is smaller than the sum of its proper divisors (54429572).

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

48934780 is a wasteful number, since it uses less digits than its factorization.

48934780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14325 (or 14323 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 43.

The square root of 48934780 is about 6995.3398773755. The cubic root of 48934780 is about 365.7681452310.

The spelling of 48934780 in words is "forty-eight million, nine hundred thirty-four thousand, seven hundred eighty".

Divisors: 1 2 4 5 10 20 173 346 692 865 1730 3460 14143 28286 56572 70715 141430 282860 2446739 4893478 9786956 12233695 24467390 48934780