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3122401 = 29671607
BaseRepresentation
bin1011111010010011100001
312212122010111
423322103201
51244404101
6150531321
735353132
oct13722341
95778114
103122401
1118429a7
121066b41
13854299
145b3c89
1541a251
hex2fa4e1

3122401 has 8 divisors (see below), whose sum is σ = 3280320. Its totient is φ = 2967888.

The previous prime is 3122381. The next prime is 3122419. The reversal of 3122401 is 1042213.

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 3122401 - 215 = 3089633 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3122461) 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, 1140 + ... + 2746.

It is an arithmetic number, because the mean of its divisors is an integer number (410040).

Almost surely, 23122401 is an apocalyptic number.

It is an amenable number.

3122401 is a deficient number, since it is larger than the sum of its proper divisors (157919).

3122401 is a wasteful number, since it uses less digits than its factorization.

3122401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1703.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 3122401 is about 1767.0316918494. The cubic root of 3122401 is about 146.1603448847.

Adding to 3122401 its reverse (1042213), we get a palindrome (4164614).

It can be divided in two parts, 31 and 22401, that multiplied together give a triangular number (694431 = T1178).

The spelling of 3122401 in words is "three million, one hundred twenty-two thousand, four hundred one".

Divisors: 1 29 67 1607 1943 46603 107669 3122401