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426002899 = 73112891523
BaseRepresentation
bin11001011001000…
…100100111010011
31002200121012010011
4121121010213103
51333024043044
6110134415351
713361651650
oct3131044723
91080535104
10426002899
111a9516313
12ba801557
136a34712a
1440812c27
15275ed134
hex196449d3

426002899 has 16 divisors (see below), whose sum is σ = 503285760. Its totient is φ = 352860480.

The previous prime is 426002897. The next prime is 426002939. The reversal of 426002899 is 998200624.

It is not a de Polignac number, because 426002899 - 21 = 426002897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (426002897) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 278952 + ... + 280474.

It is an arithmetic number, because the mean of its divisors is an integer number (31455360).

Almost surely, 2426002899 is an apocalyptic number.

426002899 is a deficient number, since it is larger than the sum of its proper divisors (77282861).

426002899 is a wasteful number, since it uses less digits than its factorization.

426002899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2850.

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 426002899 is about 20639.8376689353. The cubic root of 426002899 is about 752.4382271783.

The spelling of 426002899 in words is "four hundred twenty-six million, two thousand, eight hundred ninety-nine".

Divisors: 1 7 31 217 1289 1523 9023 10661 39959 47213 279713 330491 1963147 13742029 60857557 426002899