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52400301 = 317466767
BaseRepresentation
bin1100011111100…
…1000010101101
310122121012200220
43013321002231
5101403302201
65111041553
71204252362
oct307710255
9118535626
1052400301
1127640138
12156702b9
13ab18ac5
146d60469
154901036
hex31f90ad

52400301 has 4 divisors (see below), whose sum is σ = 69867072. Its totient is φ = 34933532.

The previous prime is 52400291. The next prime is 52400311. The reversal of 52400301 is 10300425.

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 an interprime number because it is at equal distance from previous prime (52400291) and next prime (52400311).

It is a cyclic number.

It is not a de Polignac number, because 52400301 - 217 = 52269229 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52400311) 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, 8733381 + ... + 8733386.

It is an arithmetic number, because the mean of its divisors is an integer number (17466768).

Almost surely, 252400301 is an apocalyptic number.

It is an amenable number.

52400301 is a deficient number, since it is larger than the sum of its proper divisors (17466771).

52400301 is a wasteful number, since it uses less digits than its factorization.

52400301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17466770.

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 52400301 is about 7238.8052190952. The cubic root of 52400301 is about 374.2064427853.

Adding to 52400301 its reverse (10300425), we get a palindrome (62700726).

The spelling of 52400301 in words is "fifty-two million, four hundred thousand, three hundred one".

Divisors: 1 3 17466767 52400301