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48683720 = 2351217093
BaseRepresentation
bin1011100110110…
…1101011001000
310101121101111202
42321231223020
544430334340
64455243332
71130543021
oct271555310
9111541452
1048683720
1125531888
1214379548
13a117247
146673c48
154419c15
hex2e6dac8

48683720 has 16 divisors (see below), whose sum is σ = 109538460. Its totient is φ = 19473472.

The previous prime is 48683711. The next prime is 48683729. The reversal of 48683720 is 2738684.

It is an interprime number because it is at equal distance from previous prime (48683711) and next prime (48683729).

It can be written as a sum of positive squares in 2 ways, for example, as 44382244 + 4301476 = 6662^2 + 2074^2 .

It is not an unprimeable number, because it can be changed into a prime (48683729) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 608507 + ... + 608586.

Almost surely, 248683720 is an apocalyptic number.

48683720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

48683720 is an abundant number, since it is smaller than the sum of its proper divisors (60854740).

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

48683720 is a wasteful number, since it uses less digits than its factorization.

48683720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1217104 (or 1217100 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 48683720 is about 6977.3719981093. The cubic root of 48683720 is about 365.1415476525.

The spelling of 48683720 in words is "forty-eight million, six hundred eighty-three thousand, seven hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 1217093 2434186 4868372 6085465 9736744 12170930 24341860 48683720