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4131201 = 34133587
BaseRepresentation
bin1111110000100110000001
321202212221110
433300212001
52024144301
6224313533
750054214
oct17604601
97685843
104131201
112371918
1214728a9
13b184c9
1479777b
155690d6
hex3f0981

4131201 has 8 divisors (see below), whose sum is σ = 5642784. Its totient is φ = 2686880.

The previous prime is 4131109. The next prime is 4131223. The reversal of 4131201 is 1021314.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4131201 - 27 = 4131073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4131241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16671 + ... + 16916.

It is an arithmetic number, because the mean of its divisors is an integer number (705348).

Almost surely, 24131201 is an apocalyptic number.

4131201 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

4131201 is a deficient number, since it is larger than the sum of its proper divisors (1511583).

4131201 is a wasteful number, since it uses less digits than its factorization.

4131201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33631.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 4131201 is about 2032.5356085442. The cubic root of 4131201 is about 160.4570395787.

Adding to 4131201 its reverse (1021314), we get a palindrome (5152515).

The spelling of 4131201 in words is "four million, one hundred thirty-one thousand, two hundred one".

Divisors: 1 3 41 123 33587 100761 1377067 4131201