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4152013 = 19218527
BaseRepresentation
bin1111110101101011001101
321210221111021
433311223031
52030331023
6224554141
750201665
oct17655315
97727437
104152013
112386518
121482951
13b24b18
147a11a5
1557035d
hex3f5acd

4152013 has 4 divisors (see below), whose sum is σ = 4370560. Its totient is φ = 3933468.

The previous prime is 4151989. The next prime is 4152019. The reversal of 4152013 is 3102514.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4152013 - 29 = 4151501 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 (4152019) 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, 109245 + ... + 109282.

It is an arithmetic number, because the mean of its divisors is an integer number (1092640).

Almost surely, 24152013 is an apocalyptic number.

It is an amenable number.

4152013 is a deficient number, since it is larger than the sum of its proper divisors (218547).

4152013 is a wasteful number, since it uses less digits than its factorization.

4152013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218546.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 4152013 is about 2037.6488902654. The cubic root of 4152013 is about 160.7260363989.

Adding to 4152013 its reverse (3102514), we get a palindrome (7254527).

The spelling of 4152013 in words is "four million, one hundred fifty-two thousand, thirteen".

Divisors: 1 19 218527 4152013