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52200701 = 77457243
BaseRepresentation
bin1100011100100…
…0010011111101
310122020001220022
43013020103331
5101330410301
65102501525
71202461430
oct307102375
9118201808
1052200701
1127514183
12155948a5
13aa78cb7
146d0b817
1548b1d1b
hex31c84fd

52200701 has 4 divisors (see below), whose sum is σ = 59657952. Its totient is φ = 44743452.

The previous prime is 52200697. The next prime is 52200703. The reversal of 52200701 is 10700225.

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 52200701 - 22 = 52200697 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52200701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52200703) 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, 3728615 + ... + 3728628.

It is an arithmetic number, because the mean of its divisors is an integer number (14914488).

Almost surely, 252200701 is an apocalyptic number.

It is an amenable number.

52200701 is a deficient number, since it is larger than the sum of its proper divisors (7457251).

52200701 is an equidigital number, since it uses as much as digits as its factorization.

52200701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7457250.

The product of its (nonzero) digits is 140, while the sum is 17.

The square root of 52200701 is about 7225.0052595137. The cubic root of 52200701 is about 373.7307035074.

Adding to 52200701 its reverse (10700225), we get a palindrome (62900926).

The spelling of 52200701 in words is "fifty-two million, two hundred thousand, seven hundred one".

Divisors: 1 7 7457243 52200701