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52428201 = 37192329197
BaseRepresentation
bin1100011111111…
…1110110101001
310122122121222020
43013333312221
5101410200301
65111415053
71204426620
oct307776651
9118577866
1052428201
112765a0a1
1215684489
13ab28707
146d6a6b7
154909436
hex31ffda9

52428201 has 64 divisors (see below), whose sum is σ = 91238400. Its totient is φ = 26078976.

The previous prime is 52428197. The next prime is 52428227. The reversal of 52428201 is 10282425.

It is not a de Polignac number, because 52428201 - 22 = 52428197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52428241) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 266035 + ... + 266231.

It is an arithmetic number, because the mean of its divisors is an integer number (1425600).

Almost surely, 252428201 is an apocalyptic number.

It is an amenable number.

52428201 is a deficient number, since it is larger than the sum of its proper divisors (38810199).

52428201 is a wasteful number, since it uses less digits than its factorization.

52428201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278.

The product of its (nonzero) digits is 1280, while the sum is 24.

The square root of 52428201 is about 7240.7320762475. The cubic root of 52428201 is about 374.2728451224.

The spelling of 52428201 in words is "fifty-two million, four hundred twenty-eight thousand, two hundred one".

Divisors: 1 3 7 19 21 23 29 57 69 87 133 161 197 203 399 437 483 551 591 609 667 1311 1379 1653 2001 3059 3743 3857 4137 4531 4669 5713 9177 11229 11571 12673 13593 14007 17139 26201 31717 38019 39991 78603 86089 88711 95151 108547 119973 131399 258267 266133 325641 394197 602623 759829 919793 1807869 2279487 2496581 2759379 7489743 17476067 52428201