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80103441 = 31115715461
BaseRepresentation
bin1001100011001…
…00100000010001
312120201200021010
410301210200101
5131001302231
611540521133
71661603505
oct461444021
9176650233
1080103441
11412419a0
12229b01a9
13137984b2
14a8d2305
157074546
hex4c64811

80103441 has 16 divisors (see below), whose sum is σ = 117263808. Its totient is φ = 48235200.

The previous prime is 80103347. The next prime is 80103461. The reversal of 80103441 is 14430108.

It is not a de Polignac number, because 80103441 - 27 = 80103313 is a prime.

It is a super-2 number, since 2×801034412 = 12833122520080962, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (80103461) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2550 + ... + 12911.

It is an arithmetic number, because the mean of its divisors is an integer number (7328988).

Almost surely, 280103441 is an apocalyptic number.

It is an amenable number.

80103441 is a deficient number, since it is larger than the sum of its proper divisors (37160367).

80103441 is a wasteful number, since it uses less digits than its factorization.

80103441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15632.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 80103441 is about 8950.0525696780. The cubic root of 80103441 is about 431.0725720859.

Adding to 80103441 its reverse (14430108), we get a palindrome (94533549).

The spelling of 80103441 in words is "eighty million, one hundred three thousand, four hundred forty-one".

Divisors: 1 3 11 33 157 471 1727 5181 15461 46383 170071 510213 2427377 7282131 26701147 80103441