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89430896 = 2429971987
BaseRepresentation
bin1010101010010…
…01101101110000
320020021120010102
411111021231300
5140343242041
612512451532
72134102322
oct525115560
9206246112
1089430896
1146532835
1225b49ba8
13156b2bb9
14bc3d612
157cb809b
hex5549b70

89430896 has 40 divisors (see below), whose sum is σ = 181186320. Its totient is φ = 42706944.

The previous prime is 89430893. The next prime is 89430899. The reversal of 89430896 is 69803498.

It is an interprime number because it is at equal distance from previous prime (89430893) and next prime (89430899).

It is a self number, because there is not a number n which added to its sum of digits gives 89430896.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89430893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44015 + ... + 46001.

It is an arithmetic number, because the mean of its divisors is an integer number (4529658).

Almost surely, 289430896 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 89430896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90593160).

89430896 is an abundant number, since it is smaller than the sum of its proper divisors (91755424).

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

89430896 is a wasteful number, since it uses less digits than its factorization.

89430896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2121 (or 2115 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 47.

The square root of 89430896 is about 9456.7909990652. The cubic root of 89430896 is about 447.1938894650.

The spelling of 89430896 in words is "eighty-nine million, four hundred thirty thousand, eight hundred ninety-six".

Divisors: 1 2 4 8 16 29 58 97 116 194 232 388 464 776 1552 1987 2813 3974 5626 7948 11252 15896 22504 31792 45008 57623 115246 192739 230492 385478 460984 770956 921968 1541912 3083824 5589431 11178862 22357724 44715448 89430896