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48161373685 = 5731091210541
BaseRepresentation
bin101100110110101001…
…000011110111110101
311121022110010021110221
4230312221003313311
51242113302424220
634043001214341
73323324631115
oct546651036765
9147273107427
1048161373685
1119474926977
1294011913b1
134706b77469
14248c481045
1513bd25b9aa
hexb36a43df5

48161373685 has 16 divisors (see below), whose sum is σ = 59122871280. Its totient is φ = 37652636160.

The previous prime is 48161373661. The next prime is 48161373719. The reversal of 48161373685 is 58637316184.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 270865764 + 47890507921 = 16458^2 + 218839^2 .

It is not a de Polignac number, because 48161373685 - 215 = 48161340917 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 565486 + ... + 645055.

It is an arithmetic number, because the mean of its divisors is an integer number (3695179455).

Almost surely, 248161373685 is an apocalyptic number.

It is an amenable number.

48161373685 is a deficient number, since it is larger than the sum of its proper divisors (10961497595).

48161373685 is a wasteful number, since it uses less digits than its factorization.

48161373685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1210728.

The product of its digits is 2903040, while the sum is 52.

The spelling of 48161373685 in words is "forty-eight billion, one hundred sixty-one million, three hundred seventy-three thousand, six hundred eighty-five".

Divisors: 1 5 73 109 365 545 7957 39785 1210541 6052705 88369493 131948969 441847465 659744845 9632274737 48161373685