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4020874153 = 17236522009
BaseRepresentation
bin1110111110101001…
…1010101110101001
3101101012222120101221
43233222122232221
531213320433103
61502553142041
7201432603112
oct35752325651
911335876357
104020874153
11178375129a
129426ba921
134c104c99a
142a2029209
15187eea1bd
hexefa9aba9

4020874153 has 4 divisors (see below), whose sum is σ = 4257396180. Its totient is φ = 3784352128.

The previous prime is 4020874147. The next prime is 4020874171. The reversal of 4020874153 is 3514780204.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2327387049 + 1693487104 = 48243^2 + 41152^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-4020874153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4020874103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118260988 + ... + 118261021.

It is an arithmetic number, because the mean of its divisors is an integer number (1064349045).

Almost surely, 24020874153 is an apocalyptic number.

It is an amenable number.

4020874153 is a deficient number, since it is larger than the sum of its proper divisors (236522027).

4020874153 is a wasteful number, since it uses less digits than its factorization.

4020874153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236522026.

The product of its (nonzero) digits is 26880, while the sum is 34.

The square root of 4020874153 is about 63410.3631356894. The cubic root of 4020874153 is about 1590.1575668908.

The spelling of 4020874153 in words is "four billion, twenty million, eight hundred seventy-four thousand, one hundred fifty-three".

Divisors: 1 17 236522009 4020874153