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4987201 = 19126111
BaseRepresentation
bin10011000001100101000001
3100101101011011
4103001211001
52234042301
6254520521
760250642
oct23014501
910341134
104987201
1128a6a5a
121806141
13105800b
1493b6c9
15687a51
hex4c1941

4987201 has 4 divisors (see below), whose sum is σ = 5013504. Its totient is φ = 4960900.

The previous prime is 4987127. The next prime is 4987207. The reversal of 4987201 is 1027894.

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 a de Polignac number, because none of the positive numbers 2k-4987201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4987207) 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, 12865 + ... + 13246.

It is an arithmetic number, because the mean of its divisors is an integer number (1253376).

Almost surely, 24987201 is an apocalyptic number.

It is an amenable number.

4987201 is a deficient number, since it is larger than the sum of its proper divisors (26303).

4987201 is a wasteful number, since it uses less digits than its factorization.

4987201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26302.

The product of its (nonzero) digits is 4032, while the sum is 31.

The square root of 4987201 is about 2233.2042002468. The cubic root of 4987201 is about 170.8515634455.

The spelling of 4987201 in words is "four million, nine hundred eighty-seven thousand, two hundred one".

Divisors: 1 191 26111 4987201