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80925416 = 231113127557
BaseRepresentation
bin1001101001011…
…01001011101000
312122021102210122
410310231023220
5131204103131
612010302412
72001566105
oct464551350
9178242718
1080925416
1141753510
1223127a08
13139c5680
14aa67aac
157187d7b
hex4d2d2e8

80925416 has 64 divisors (see below), whose sum is σ = 179988480. Its totient is φ = 33626880.

The previous prime is 80925379. The next prime is 80925443. The reversal of 80925416 is 61452908.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 145010 + ... + 145566.

It is an arithmetic number, because the mean of its divisors is an integer number (2812320).

Almost surely, 280925416 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 80925416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89994240).

80925416 is an abundant number, since it is smaller than the sum of its proper divisors (99063064).

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

80925416 is a wasteful number, since it uses less digits than its factorization.

80925416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 714 (or 710 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 80925416 is about 8995.8554901688. The cubic root of 80925416 is about 432.5420293948.

The spelling of 80925416 in words is "eighty million, nine hundred twenty-five thousand, four hundred sixteen".

Divisors: 1 2 4 8 11 13 22 26 44 52 88 104 127 143 254 286 508 557 572 1016 1114 1144 1397 1651 2228 2794 3302 4456 5588 6127 6604 7241 11176 12254 13208 14482 18161 24508 28964 36322 49016 57928 70739 72644 79651 141478 145288 159302 282956 318604 565912 637208 778129 919607 1556258 1839214 3112516 3678428 6225032 7356856 10115677 20231354 40462708 80925416