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80362141 = 438772131
BaseRepresentation
bin1001100101000…
…11101010011101
312121012211010121
410302203222131
5131033042031
611550234541
71664031646
oct462435235
9177184117
1080362141
11413a92a2
1222ab5a51
1313859182
14a95c6cd
1570c6011
hex4ca3a9d

80362141 has 8 divisors (see below), whose sum is σ = 82363424. Its totient is φ = 78366960.

The previous prime is 80362129. The next prime is 80362147. The reversal of 80362141 is 14126308.

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 80362141 - 25 = 80362109 is a prime.

It is a super-2 number, since 2×803621412 = 12916147412207762, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80362147) 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, 36646 + ... + 38776.

It is an arithmetic number, because the mean of its divisors is an integer number (10295428).

Almost surely, 280362141 is an apocalyptic number.

It is an amenable number.

80362141 is a deficient number, since it is larger than the sum of its proper divisors (2001283).

80362141 is a wasteful number, since it uses less digits than its factorization.

80362141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3051.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 80362141 is about 8964.4933487621. The cubic root of 80362141 is about 431.5361336823.

Adding to 80362141 its reverse (14126308), we get a palindrome (94488449).

The spelling of 80362141 in words is "eighty million, three hundred sixty-two thousand, one hundred forty-one".

Divisors: 1 43 877 2131 37711 91633 1868887 80362141