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2442001215 = 35647251623
BaseRepresentation
bin1001000110001101…
…1111101100111111
320022012001111220110
42101203133230333
520000123014330
61042152321103
7114341445033
oct22143375477
96265044813
102442001215
11104349a725
125819a3193
132cbc03344
141924741c3
15e45c0db0
hex918dfb3f

2442001215 has 16 divisors (see below), whose sum is σ = 3913256448. Its totient is φ = 1300382496.

The previous prime is 2442001207. The next prime is 2442001249. The reversal of 2442001215 is 5121002442.

It is not a de Polignac number, because 2442001215 - 23 = 2442001207 is a prime.

It is a super-2 number, since 2×24420012152 = 11926739868122952450, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2442001191 and 2442001200.

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, 116107 + ... + 135516.

It is an arithmetic number, because the mean of its divisors is an integer number (244578528).

Almost surely, 22442001215 is an apocalyptic number.

2442001215 is a deficient number, since it is larger than the sum of its proper divisors (1471255233).

2442001215 is a wasteful number, since it uses less digits than its factorization.

2442001215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252278.

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 2442001215 is about 49416.6086958626. The cubic root of 2442001215 is about 1346.6310537819.

Adding to 2442001215 its reverse (5121002442), we get a palindrome (7563003657).

The spelling of 2442001215 in words is "two billion, four hundred forty-two million, one thousand, two hundred fifteen".

Divisors: 1 3 5 15 647 1941 3235 9705 251623 754869 1258115 3774345 162800081 488400243 814000405 2442001215