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89923704 = 23313491587
BaseRepresentation
bin1010101110000…
…10000001111000
320021012121010120
411113002001320
5141010024304
612531213240
72141224143
oct527020170
9207177116
1089923704
114683a012
1226147220
13158262c0
14bd2b05a
157d640d9
hex55c2078

89923704 has 64 divisors (see below), whose sum is σ = 243008640. Its totient is φ = 27565440.

The previous prime is 89923697. The next prime is 89923709. The reversal of 89923704 is 40732998.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89923709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 152899 + ... + 153485.

It is an arithmetic number, because the mean of its divisors is an integer number (3797010).

Almost surely, 289923704 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 89923704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121504320).

89923704 is an abundant number, since it is smaller than the sum of its proper divisors (153084936).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

89923704 is a wasteful number, since it uses less digits than its factorization.

89923704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100 (or 1096 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 42.

The square root of 89923704 is about 9482.8109756548. The cubic root of 89923704 is about 448.0138043153.

The spelling of 89923704 in words is "eighty-nine million, nine hundred twenty-three thousand, seven hundred four".

Divisors: 1 2 3 4 6 8 12 13 24 26 39 52 78 104 156 312 491 587 982 1174 1473 1761 1964 2348 2946 3522 3928 4696 5892 6383 7044 7631 11784 12766 14088 15262 19149 22893 25532 30524 38298 45786 51064 61048 76596 91572 153192 183144 288217 576434 864651 1152868 1729302 2305736 3458604 3746821 6917208 7493642 11240463 14987284 22480926 29974568 44961852 89923704