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80601088 = 2139839
BaseRepresentation
bin1001100110111…
…10000000000000
312121122221220111
410303132000000
5131113213323
611555321104
71666045411
oct463360000
9177587814
1080601088
1141551877
1222bb0194
1313910b69
14a9c1808
157121c0d
hex4cde000

80601088 has 28 divisors (see below), whose sum is σ = 161208720. Its totient is φ = 40296448.

The previous prime is 80601071. The next prime is 80601089. The reversal of 80601088 is 88010608.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80601089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3273 + ... + 13111.

Almost surely, 280601088 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 80601088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80604360).

80601088 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

80601088 is an frugal number, since it uses more digits than its factorization.

80601088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9865 (or 9841 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 31.

The square root of 80601088 is about 8977.8108690259. The cubic root of 80601088 is about 431.9634171125.

The spelling of 80601088 in words is "eighty million, six hundred one thousand, eighty-eight".

Divisors: 1 2 4 8 16 32 64 128 256 512 1024 2048 4096 8192 9839 19678 39356 78712 157424 314848 629696 1259392 2518784 5037568 10075136 20150272 40300544 80601088