Search a number
-
+
48623862481 = 101997482873
BaseRepresentation
bin101101010010001101…
…010100001011010001
311122111200101010211121
4231102031110023101
51244040202044411
634200522042241
73340642004005
oct552215241321
9148450333747
1048623862481
11196919a2617
129510049381
13477b92777c
1424d3a70705
1513e8b65571
hexb523542d1

48623862481 has 8 divisors (see below), whose sum is σ = 49154641704. Its totient is φ = 48094051200.

The previous prime is 48623862479. The next prime is 48623862491. The reversal of 48623862481 is 18426832684.

It can be written as a sum of positive squares in 4 ways, for example, as 38409728256 + 10214134225 = 195984^2 + 101065^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 48623862481 - 21 = 48623862479 is a prime.

It is a super-2 number, since 2×486238624812 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48623862431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140740 + ... + 342133.

It is an arithmetic number, because the mean of its divisors is an integer number (6144330213).

Almost surely, 248623862481 is an apocalyptic number.

It is an amenable number.

48623862481 is a deficient number, since it is larger than the sum of its proper divisors (530779223).

48623862481 is a wasteful number, since it uses less digits than its factorization.

48623862481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483971.

The product of its digits is 3538944, while the sum is 52.

The spelling of 48623862481 in words is "forty-eight billion, six hundred twenty-three million, eight hundred sixty-two thousand, four hundred eighty-one".

Divisors: 1 101 997 100697 482873 48770173 481424381 48623862481