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2415372842 = 210427115823
BaseRepresentation
bin1000111111110111…
…1010101000101010
320020022221122122102
42033331322220222
514421313412332
61035401453402
7113566221221
oct21775725052
96208848572
102415372842
11102a462403
12574aa1262
132c653bbcc
1418cb01cb8
15e20b1062
hex8ff7aa2a

2415372842 has 8 divisors (see below), whose sum is σ = 3623438016. Its totient is φ = 1207560172.

The previous prime is 2415372833. The next prime is 2415372859. The reversal of 2415372842 is 2482735142.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2415372796 and 2415372805.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37058 + ... + 78765.

It is an arithmetic number, because the mean of its divisors is an integer number (452929752).

Almost surely, 22415372842 is an apocalyptic number.

2415372842 is a deficient number, since it is larger than the sum of its proper divisors (1208065174).

2415372842 is a wasteful number, since it uses less digits than its factorization.

2415372842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126252.

The product of its digits is 107520, while the sum is 38.

The square root of 2415372842 is about 49146.4428214291. The cubic root of 2415372842 is about 1341.7184535408.

The spelling of 2415372842 in words is "two billion, four hundred fifteen million, three hundred seventy-two thousand, eight hundred forty-two".

Divisors: 1 2 10427 20854 115823 231646 1207686421 2415372842