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4266978053 = 131749139323
BaseRepresentation
bin1111111001010100…
…1110101100000101
3102000101001221111012
43332111032230011
532214321244203
61543224052005
7210511500152
oct37625165405
912011057435
104266978053
11189a663848
129b1004005
13530029bb0
142c69ad229
1519e90ebd8
hexfe54eb05

4266978053 has 16 divisors (see below), whose sum is σ = 4875546816. Its totient is φ = 3699413760.

The previous prime is 4266978041. The next prime is 4266978059. The reversal of 4266978053 is 3508796624.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 4266978053 - 28 = 4266977797 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4266977992 and 4266978010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4266978059) 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, 88850 + ... + 128172.

It is an arithmetic number, because the mean of its divisors is an integer number (304721676).

Almost surely, 24266978053 is an apocalyptic number.

It is an amenable number.

4266978053 is a deficient number, since it is larger than the sum of its proper divisors (608568763).

4266978053 is a wasteful number, since it uses less digits than its factorization.

4266978053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39844.

The product of its (nonzero) digits is 2177280, while the sum is 50.

The square root of 4266978053 is about 65322.1099858233. The cubic root of 4266978053 is about 1621.9599877468.

The spelling of 4266978053 in words is "four billion, two hundred sixty-six million, nine hundred seventy-eight thousand, fifty-three".

Divisors: 1 13 17 221 491 6383 8347 39323 108511 511199 668491 8690383 19307593 250998709 328229081 4266978053