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48209682931 = 4361149293421
BaseRepresentation
bin101100111001100001…
…010110000111110011
311121102211000122022021
4230321201112013303
51242213134323211
634051444452311
73324452354314
oct547141260763
9147384018267
1048209682931
111949a122373
1294153aa097
134713b90107
142494a5860b
1513c2600771
hexb398561f3

48209682931 has 32 divisors (see below), whose sum is σ = 50768625600. Its totient is φ = 45739814400.

The previous prime is 48209682919. The next prime is 48209682973. The reversal of 48209682931 is 13928690284.

It is a cyclic number.

It is not a de Polignac number, because 48209682931 - 27 = 48209682803 is a prime.

It is a super-2 number, since 2×482096829312 (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 (48209680931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 114512101 + ... + 114512521.

It is an arithmetic number, because the mean of its divisors is an integer number (1586519550).

Almost surely, 248209682931 is an apocalyptic number.

48209682931 is a deficient number, since it is larger than the sum of its proper divisors (2558942669).

48209682931 is a wasteful number, since it uses less digits than its factorization.

48209682931 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 967.

The product of its (nonzero) digits is 1492992, while the sum is 52.

The spelling of 48209682931 in words is "forty-eight billion, two hundred nine million, six hundred eighty-two thousand, nine hundred thirty-one".

Divisors: 1 43 61 149 293 421 2623 6407 9089 12599 17873 18103 25681 43657 62729 123353 390827 768539 1104283 1877251 2663077 2697347 3826469 5304179 7524533 18379597 114512311 164538167 323554919 790322671 1121155417 48209682931