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52200455 = 5172326701
BaseRepresentation
bin1100011100100…
…0010000000111
310122020001120012
43013020100013
5101330403310
65102500435
71202460626
oct307102007
9118201505
1052200455
1127513a7a
121559471b
13aa78b58
146d0b6bd
1548b1c05
hex31c8407

52200455 has 16 divisors (see below), whose sum is σ = 69211584. Its totient is φ = 37593600.

The previous prime is 52200433. The next prime is 52200457. The reversal of 52200455 is 55400225.

It is not a de Polignac number, because 52200455 - 210 = 52199431 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

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 52200455.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52200457) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11396 + ... + 15305.

It is an arithmetic number, because the mean of its divisors is an integer number (4325724).

Almost surely, 252200455 is an apocalyptic number.

52200455 is a deficient number, since it is larger than the sum of its proper divisors (17011129).

52200455 is a wasteful number, since it uses less digits than its factorization.

52200455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26746.

The product of its (nonzero) digits is 2000, while the sum is 23.

The square root of 52200455 is about 7224.9882352845. The cubic root of 52200455 is about 373.7301164278.

The spelling of 52200455 in words is "fifty-two million, two hundred thousand, four hundred fifty-five".

Divisors: 1 5 17 23 85 115 391 1955 26701 133505 453917 614123 2269585 3070615 10440091 52200455