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5100197 = 10150497
BaseRepresentation
bin10011011101001010100101
3100121010011012
4103131022211
52301201242
6301152005
761231244
oct23351245
910533135
105100197
112973943
12185b605
13109758b
1496a95b
156ab282
hex4dd2a5

5100197 has 4 divisors (see below), whose sum is σ = 5150796. Its totient is φ = 5049600.

The previous prime is 5100169. The next prime is 5100211. The reversal of 5100197 is 7910015.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2927521 + 2172676 = 1711^2 + 1474^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-5100197 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5100127) 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, 25148 + ... + 25349.

It is an arithmetic number, because the mean of its divisors is an integer number (1287699).

Almost surely, 25100197 is an apocalyptic number.

It is an amenable number.

5100197 is a deficient number, since it is larger than the sum of its proper divisors (50599).

5100197 is a wasteful number, since it uses less digits than its factorization.

5100197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50598.

The product of its (nonzero) digits is 315, while the sum is 23.

The square root of 5100197 is about 2258.3615742392. The cubic root of 5100197 is about 172.1322783593.

The spelling of 5100197 in words is "five million, one hundred thousand, one hundred ninety-seven".

Divisors: 1 101 50497 5100197