[go: up one dir, main page]

Search a number
-
+
80112461 = 1113560227
BaseRepresentation
bin1001100011001…
…10101101001101
312120202010122012
410301212231031
5131002044321
611541031005
71661642012
oct461465515
9176663565
1080112461
1141248750
12229b5465
131379c630
14a8d5709
15707705b
hex4c66b4d

80112461 has 8 divisors (see below), whose sum is σ = 94118304. Its totient is φ = 67227120.

The previous prime is 80112457. The next prime is 80112481. The reversal of 80112461 is 16421108.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 80112461 - 22 = 80112457 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80112451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 279971 + ... + 280256.

It is an arithmetic number, because the mean of its divisors is an integer number (11764788).

Almost surely, 280112461 is an apocalyptic number.

It is an amenable number.

80112461 is a deficient number, since it is larger than the sum of its proper divisors (14005843).

80112461 is a wasteful number, since it uses less digits than its factorization.

80112461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560251.

The product of its (nonzero) digits is 384, while the sum is 23.

The square root of 80112461 is about 8950.5564631480. The cubic root of 80112461 is about 431.0887517016.

Adding to 80112461 its reverse (16421108), we get a palindrome (96533569).

The spelling of 80112461 in words is "eighty million, one hundred twelve thousand, four hundred sixty-one".

Divisors: 1 11 13 143 560227 6162497 7282951 80112461