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2866425420215 = 57388512107999
BaseRepresentation
bin101001101101100100010…
…001001101100110110111
3101011000202010010120012102
4221231210101031212313
5333430414401421330
610032452340412315
7414043460030240
oct51554421154667
911130663116172
102866425420215
11a0570a470985
123a36480a709b
1317a3c2208806
149ca42bb7cc7
154e867b90945
hex29b6444d9b7

2866425420215 has 16 divisors (see below), whose sum is σ = 3931200768000. Its totient is φ = 1965497335200.

The previous prime is 2866425420149. The next prime is 2866425420239. The reversal of 2866425420215 is 5120245246682.

It is not a de Polignac number, because 2866425420215 - 28 = 2866425419959 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2866425420215.

It is a congruent number.

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, 305786 + ... + 2413784.

It is an arithmetic number, because the mean of its divisors is an integer number (245700048000).

Almost surely, 22866425420215 is an apocalyptic number.

2866425420215 is a deficient number, since it is larger than the sum of its proper divisors (1064775347785).

2866425420215 is a wasteful number, since it uses less digits than its factorization.

2866425420215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2146862.

The product of its (nonzero) digits is 1843200, while the sum is 47.

The spelling of 2866425420215 in words is "two trillion, eight hundred sixty-six billion, four hundred twenty-five million, four hundred twenty thousand, two hundred fifteen".

Divisors: 1 5 7 35 38851 194255 271957 1359785 2107999 10539995 14755993 73779965 81897869149 409489345745 573285084043 2866425420215