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4213143002440 = 2351715737393709
BaseRepresentation
bin111101010011110010111…
…001000101110101001000
3112220202212011212002100201
4331103302321011311020
51023012004102034230
612543254032141544
7613250416431361
oct75236271056510
915822764762321
104213143002440
111384869430059
125806510978b4
132473b4008418
14107cbab72b68
15748d81cc5ca
hex3d4f2e45d48

4213143002440 has 64 divisors (see below), whose sum is σ = 10037856927600. Its totient is φ = 1586019606528.

The previous prime is 4213143002413. The next prime is 4213143002479. The reversal of 4213143002440 is 442003413124.

It can be written as a sum of positive squares in 8 ways, for example, as 3816779580964 + 396363421476 = 1953658^2 + 629574^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4213143002399 and 4213143002408.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10504306 + ... + 10898014.

Almost surely, 24213143002440 is an apocalyptic number.

4213143002440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4213143002440 is an abundant number, since it is smaller than the sum of its proper divisors (5824713925160).

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

4213143002440 is a wasteful number, since it uses less digits than its factorization.

4213143002440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409474 (or 409470 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 4213143002440 its reverse (442003413124), we get a palindrome (4655146415564).

The spelling of 4213143002440 in words is "four trillion, two hundred thirteen billion, one hundred forty-three million, two thousand, four hundred forty".

Divisors: 1 2 4 5 8 10 17 20 34 40 68 85 136 170 340 680 15737 31474 62948 78685 125896 157370 267529 314740 393709 535058 629480 787418 1070116 1337645 1574836 1968545 2140232 2675290 3149672 3937090 5350580 6693053 7874180 10701160 13386106 15748360 26772212 33465265 53544424 66930530 133861060 267722120 6195798533 12391597066 24783194132 30978992665 49566388264 61957985330 105328575061 123915970660 210657150122 247831941320 421314300244 526642875305 842628600488 1053285750610 2106571501220 4213143002440