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248884944080 = 2453111061801
BaseRepresentation
bin1110011111001010110…
…0101101110011010000
3212210102012221010221212
43213302230231303100
513034204021202310
6310200340035252
723660413055603
oct3476254556320
9783365833855
10248884944080
1196608076233
124029b092b28
131a6150692a6
14c0906b433a
156719eac205
hex39f2b2dcd0

248884944080 has 20 divisors (see below), whose sum is σ = 578657495172. Its totient is φ = 99553977600.

The previous prime is 248884944047. The next prime is 248884944163. The reversal of 248884944080 is 80449488842.

It can be written as a sum of positive squares in 2 ways, for example, as 184192038976 + 64692905104 = 429176^2 + 254348^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1555530821 + ... + 1555530980.

Almost surely, 2248884944080 is an apocalyptic number.

248884944080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

248884944080 is an abundant number, since it is smaller than the sum of its proper divisors (329772551092).

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

248884944080 is a wasteful number, since it uses less digits than its factorization.

248884944080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3111061814 (or 3111061808 counting only the distinct ones).

The product of its (nonzero) digits is 18874368, while the sum is 59.

The spelling of 248884944080 in words is "two hundred forty-eight billion, eight hundred eighty-four million, nine hundred forty-four thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 40 80 3111061801 6222123602 12444247204 15555309005 24888494408 31110618010 49776988816 62221236020 124442472040 248884944080