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88249440983 = 1124359714049
BaseRepresentation
bin101001000110000010…
…0111001101011010111
322102210020220002121012
41102030010321223113
52421213324102413
6104312523442435
76242621604644
oct1221404715327
9272706802535
1088249440983
1134476566200
121512a68641b
138425253042
1443b2614dcb
15246783c7a8
hex148c139ad7

88249440983 has 48 divisors (see below), whose sum is σ = 102386592000. Its totient is φ = 75929145600.

The previous prime is 88249440971. The next prime is 88249441001. The reversal of 88249440983 is 38904494288.

It is not a de Polignac number, because 88249440983 - 228 = 87981005527 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (59).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88249440953) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 21793343 + ... + 21797391.

It is an arithmetic number, because the mean of its divisors is an integer number (2133054000).

Almost surely, 288249440983 is an apocalyptic number.

88249440983 is a deficient number, since it is larger than the sum of its proper divisors (14137151017).

88249440983 is a wasteful number, since it uses less digits than its factorization.

88249440983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4244 (or 4233 counting only the distinct ones).

The product of its (nonzero) digits is 15925248, while the sum is 59.

The spelling of 88249440983 in words is "eighty-eight billion, two hundred forty-nine million, four hundred forty thousand, nine hundred eighty-three".

Divisors: 1 11 43 59 71 121 473 649 781 2537 3053 4049 4189 5203 7139 8591 27907 33583 44539 46079 174107 180127 238891 287479 306977 369413 489929 506869 1915177 1981397 2627801 3162269 10272313 12361597 16961261 21066947 21795367 28905811 34784959 112995443 135977567 186573871 729334223 1242949873 1495753237 2052312581 8022676453 88249440983