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80317401 = 3174171541
BaseRepresentation
bin1001100100110…
…00101111011001
312121010112202120
410302120233121
5131030124101
611545251453
71663454343
oct462305731
9177115676
1080317401
114137871a
1222a93b89
13138419b8
14a94a293
1570b7b36
hex4c98bd9

80317401 has 32 divisors (see below), whose sum is σ = 118008576. Its totient is φ = 48384000.

The previous prime is 80317379. The next prime is 80317411. The reversal of 80317401 is 10471308.

It is not a de Polignac number, because 80317401 - 26 = 80317337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (80317411) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 148191 + ... + 148731.

It is an arithmetic number, because the mean of its divisors is an integer number (3687768).

Almost surely, 280317401 is an apocalyptic number.

It is an amenable number.

80317401 is a deficient number, since it is larger than the sum of its proper divisors (37691175).

80317401 is a wasteful number, since it uses less digits than its factorization.

80317401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 673.

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 80317401 is about 8961.9976009816. The cubic root of 80317401 is about 431.4560358053.

Adding to 80317401 its reverse (10471308), we get a palindrome (90788709).

The spelling of 80317401 in words is "eighty million, three hundred seventeen thousand, four hundred one".

Divisors: 1 3 17 41 51 71 123 213 541 697 1207 1623 2091 2911 3621 8733 9197 22181 27591 38411 49487 66543 115233 148461 377077 652987 1131231 1574851 1958961 4724553 26772467 80317401