Search a number
-
+
80026420207 = 1916725221059
BaseRepresentation
bin100101010000111110…
…0100100001111101111
321122120011211100201011
41022201330210033233
52302343230421312
6100432535530051
75532062230306
oct1124174441757
9248504740634
1080026420207
1130a36911a68
1213614829927
137714755586
143c3249543d
15213598bda7
hex12a1f243ef

80026420207 has 8 divisors (see below), whose sum is σ = 84742761600. Its totient is φ = 75360521304.

The previous prime is 80026420189. The next prime is 80026420213. The reversal of 80026420207 is 70202462008.

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 80026420207 - 27 = 80026420079 is a prime.

It is a super-2 number, since 2×800264202072 (a number of 23 digits) 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 (80026420297) 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, 12607357 + ... + 12613702.

It is an arithmetic number, because the mean of its divisors is an integer number (10592845200).

Almost surely, 280026420207 is an apocalyptic number.

80026420207 is a deficient number, since it is larger than the sum of its proper divisors (4716341393).

80026420207 is a wasteful number, since it uses less digits than its factorization.

80026420207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25221245.

The product of its (nonzero) digits is 10752, while the sum is 31.

The spelling of 80026420207 in words is "eighty billion, twenty-six million, four hundred twenty thousand, two hundred seven".

Divisors: 1 19 167 3173 25221059 479200121 4211916853 80026420207