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4288042480 = 245371448663
BaseRepresentation
bin1111111110010110…
…0101010111110000
3102001211201010110011
43333211211113300
532240214324410
61545255344304
7211155521401
oct37745452760
912054633404
104288042480
111900540867
129b8082094
135344c3957
142c96d39a8
151a16c118a
hexff9655f0

4288042480 has 40 divisors (see below), whose sum is σ = 10239157152. Its totient is φ = 1668858624.

The previous prime is 4288042477. The next prime is 4288042511. The reversal of 4288042480 is 842408824.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 721372 + ... + 727291.

Almost surely, 24288042480 is an apocalyptic number.

4288042480 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4288042480 is an abundant number, since it is smaller than the sum of its proper divisors (5951114672).

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

4288042480 is a wasteful number, since it uses less digits than its factorization.

4288042480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1448713 (or 1448707 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 40.

The square root of 4288042480 is about 65483.1465340510. The cubic root of 4288042480 is about 1624.6246050413.

The spelling of 4288042480 in words is "four billion, two hundred eighty-eight million, forty-two thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 37 40 74 80 148 185 296 370 592 740 1480 2960 1448663 2897326 5794652 7243315 11589304 14486630 23178608 28973260 53600531 57946520 107201062 115893040 214402124 268002655 428804248 536005310 857608496 1072010620 2144021240 4288042480