[go: up one dir, main page]

Search a number
-
+
80206364 = 22722712619
BaseRepresentation
bin1001100011111…
…01101000011100
312120220220110002
410301331220130
5131013100424
611543033432
71662512540
oct461755034
9176826402
1080206364
1141302257
1222a3b878
13138032b4
14a91ba20
157094cae
hex4c7da1c

80206364 has 24 divisors (see below), whose sum is σ = 161132160. Its totient is φ = 34220016.

The previous prime is 80206339. The next prime is 80206367. The reversal of 80206364 is 46360208.

It is a super-2 number, since 2×802063642 = 12866121652200992, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80206367) 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, 47 + ... + 12665.

It is an arithmetic number, because the mean of its divisors is an integer number (6713840).

Almost surely, 280206364 is an apocalyptic number.

It is an amenable number.

80206364 is an abundant number, since it is smaller than the sum of its proper divisors (80925796).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80206364 is a wasteful number, since it uses less digits than its factorization.

80206364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12857 (or 12855 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 80206364 is about 8955.8005783961. The cubic root of 80206364 is about 431.2571180230.

The spelling of 80206364 in words is "eighty million, two hundred six thousand, three hundred sixty-four".

Divisors: 1 2 4 7 14 28 227 454 908 1589 3178 6356 12619 25238 50476 88333 176666 353332 2864513 5729026 11458052 20051591 40103182 80206364