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4392148145 = 5711210310069
BaseRepresentation
bin1000001011100101…
…01101110010110001
3102100002121020120112
410011302231302301
532443342220040
62003454551105
7213561433430
oct40562556261
912302536515
104392148145
111954286a00
12a26b08495
1354cc44138
142d9473117
151aa8d7365
hex105cadcb1

4392148145 has 48 divisors (see below), whose sum is σ = 6685835520. Its totient is φ = 2711111040.

The previous prime is 4392148141. The next prime is 4392148147. The reversal of 4392148145 is 5418412934.

It is not a de Polignac number, because 4392148145 - 22 = 4392148141 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4392148141) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 431171 + ... + 441239.

It is an arithmetic number, because the mean of its divisors is an integer number (139288240).

Almost surely, 24392148145 is an apocalyptic number.

It is an amenable number.

4392148145 is a deficient number, since it is larger than the sum of its proper divisors (2293687375).

4392148145 is a wasteful number, since it uses less digits than its factorization.

4392148145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10206 (or 10195 counting only the distinct ones).

The product of its digits is 138240, while the sum is 41.

The square root of 4392148145 is about 66273.2837952066. The cubic root of 4392148145 is about 1637.6672347896.

The spelling of 4392148145 in words is "four billion, three hundred ninety-two million, one hundred forty-eight thousand, one hundred forty-five".

Divisors: 1 5 7 11 35 55 77 103 121 385 515 605 721 847 1133 3605 4235 5665 7931 10069 12463 39655 50345 62315 70483 87241 110759 352415 436205 553795 775313 1037107 1218349 3876565 5185535 6091745 7259749 8528443 11408177 36298745 42642215 57040885 79857239 125489947 399286195 627449735 878429629 4392148145