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48359831 = 133719987
BaseRepresentation
bin1011100001111…
…0100110010111
310100222221012212
42320132212113
544340003311
64444304035
71125023522
oct270364627
9110887185
1048359831
1125330503
121424201b
13a0329b0
1465cbbb9
1543a3c8b
hex2e1e997

48359831 has 4 divisors (see below), whose sum is σ = 52079832. Its totient is φ = 44639832.

The previous prime is 48359803. The next prime is 48359833. The reversal of 48359831 is 13895384.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-48359831 is a prime.

It is a super-2 number, since 2×483598312 = 4677346508697122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48359833) 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, 1859981 + ... + 1860006.

It is an arithmetic number, because the mean of its divisors is an integer number (13019958).

Almost surely, 248359831 is an apocalyptic number.

48359831 is a deficient number, since it is larger than the sum of its proper divisors (3720001).

48359831 is a wasteful number, since it uses less digits than its factorization.

48359831 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3720000.

The product of its digits is 103680, while the sum is 41.

The square root of 48359831 is about 6954.1233092317. The cubic root of 48359831 is about 364.3299924795.

The spelling of 48359831 in words is "forty-eight million, three hundred fifty-nine thousand, eight hundred thirty-one".

Divisors: 1 13 3719987 48359831