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4228708157 = 73103562403
BaseRepresentation
bin1111110000001100…
…1111011100111101
3101220201001122001122
43330003033130331
532130022130112
61535335520325
7206535266132
oct37403173475
911821048048
104228708157
11187aaa5033
129a02290a5
1352511a99b
142c188a589
1519b3a0872
hexfc0cf73d

4228708157 has 8 divisors (see below), whose sum is σ = 4328261184. Its totient is φ = 4130280288.

The previous prime is 4228708151. The next prime is 4228708223. The reversal of 4228708157 is 7518078224.

4228708157 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 4228708157 - 214 = 4228691773 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4228708151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 273683 + ... + 288720.

It is an arithmetic number, because the mean of its divisors is an integer number (541032648).

Almost surely, 24228708157 is an apocalyptic number.

It is an amenable number.

4228708157 is a deficient number, since it is larger than the sum of its proper divisors (99553027).

4228708157 is a wasteful number, since it uses less digits than its factorization.

4228708157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 562579.

The product of its (nonzero) digits is 250880, while the sum is 44.

The square root of 4228708157 is about 65028.5180286311. The cubic root of 4228708157 is about 1617.0963784398.

The spelling of 4228708157 in words is "four billion, two hundred twenty-eight million, seven hundred eight thousand, one hundred fifty-seven".

Divisors: 1 73 103 7519 562403 41055419 57927509 4228708157