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80763141 = 3171583591
BaseRepresentation
bin1001101000001…
…01100100000101
312121222012012110
410310011210011
5131133410031
612003011233
72000322024
oct464054405
9177865173
1080763141
11416525a8
1223069b19
1313969854
14aa248bb
157154c46
hex4d05905

80763141 has 8 divisors (see below), whose sum is σ = 114018624. Its totient is φ = 50674880.

The previous prime is 80763131. The next prime is 80763161. The reversal of 80763141 is 14136708.

It is a happy number.

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 80763141 - 218 = 80500997 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 80763099 and 80763108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80763131) 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, 791745 + ... + 791846.

It is an arithmetic number, because the mean of its divisors is an integer number (14252328).

Almost surely, 280763141 is an apocalyptic number.

It is an amenable number.

80763141 is a deficient number, since it is larger than the sum of its proper divisors (33255483).

80763141 is a wasteful number, since it uses less digits than its factorization.

80763141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1583611.

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 80763141 is about 8986.8315328596. The cubic root of 80763141 is about 432.2527188580.

Adding to 80763141 its reverse (14136708), we get a palindrome (94899849).

The spelling of 80763141 in words is "eighty million, seven hundred sixty-three thousand, one hundred forty-one".

Divisors: 1 3 17 51 1583591 4750773 26921047 80763141