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56103301 = 156735803
BaseRepresentation
bin1101011000000…
…1000110000101
310220120100021001
43112001012011
5103330301201
65322253301
71250604322
oct326010605
9126510231
1056103301
112973a271
1216957231
13b814427
147645b49
154dd3301
hex3581185

56103301 has 4 divisors (see below), whose sum is σ = 56140672. Its totient is φ = 56065932.

The previous prime is 56103283. The next prime is 56103337. The reversal of 56103301 is 10330165.

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, and also an emirpimes, since its reverse is a distinct semiprime: 10330165 = 52066033.

It is a cyclic number.

It is not a de Polignac number, because 56103301 - 29 = 56102789 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 (56103401) 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, 16335 + ... + 19468.

It is an arithmetic number, because the mean of its divisors is an integer number (14035168).

Almost surely, 256103301 is an apocalyptic number.

It is an amenable number.

56103301 is a deficient number, since it is larger than the sum of its proper divisors (37371).

56103301 is a wasteful number, since it uses less digits than its factorization.

56103301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37370.

The product of its (nonzero) digits is 270, while the sum is 19.

The square root of 56103301 is about 7490.2136818652. The cubic root of 56103301 is about 382.8213393189.

Adding to 56103301 its reverse (10330165), we get a palindrome (66433466).

It can be divided in two parts, 5610 and 3301, that added together give a triangular number (8911 = T133).

The spelling of 56103301 in words is "fifty-six million, one hundred three thousand, three hundred one".

Divisors: 1 1567 35803 56103301