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48312677 = 72985973
BaseRepresentation
bin1011100001001…
…1000101100101
310100220112112102
42320103011211
544332001202
64443301445
71124436200
oct270230545
9110815472
1048312677
11252a9036
121421a885
13a0173aa
1465b8937
154394d02
hex2e13165

48312677 has 6 divisors (see below), whose sum is σ = 56200518. Its totient is φ = 41410824.

The previous prime is 48312631. The next prime is 48312679. The reversal of 48312677 is 77621384.

It can be written as a sum of positive squares in only one way, i.e., 29658916 + 18653761 = 5446^2 + 4319^2 .

It is not a de Polignac number, because 48312677 - 216 = 48247141 is a prime.

It is a super-2 number, since 2×483126772 = 4668229517812658, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 48312677.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48312679) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 492938 + ... + 493035.

It is an arithmetic number, because the mean of its divisors is an integer number (9366753).

Almost surely, 248312677 is an apocalyptic number.

It is an amenable number.

48312677 is a deficient number, since it is larger than the sum of its proper divisors (7887841).

48312677 is an equidigital number, since it uses as much as digits as its factorization.

48312677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 985987 (or 985980 counting only the distinct ones).

The product of its digits is 56448, while the sum is 38.

The square root of 48312677 is about 6950.7321197123. The cubic root of 48312677 is about 364.2115387760.

The spelling of 48312677 in words is "forty-eight million, three hundred twelve thousand, six hundred seventy-seven".

Divisors: 1 7 49 985973 6901811 48312677