Search a number
-
+
60601997 is a prime number
BaseRepresentation
bin1110011100101…
…1011010001101
311020000220022102
43213023122031
5111003230442
610002524445
71334052131
oct347133215
9136026272
1060601997
11312321a5
1218366725
13c72ac91
1480973c1
1554c1232
hex39cb68d

60601997 has 2 divisors, whose sum is σ = 60601998. Its totient is φ = 60601996.

The previous prime is 60601973. The next prime is 60601999. The reversal of 60601997 is 79910606.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 60124516 + 477481 = 7754^2 + 691^2 .

It is a cyclic number.

It is not a de Polignac number, because 60601997 - 28 = 60601741 is a prime.

Together with 60601999, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 60601997.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60601999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30300998 + 30300999.

It is an arithmetic number, because the mean of its divisors is an integer number (30300999).

Almost surely, 260601997 is an apocalyptic number.

It is an amenable number.

60601997 is a deficient number, since it is larger than the sum of its proper divisors (1).

60601997 is an equidigital number, since it uses as much as digits as its factorization.

60601997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20412, while the sum is 38.

The square root of 60601997 is about 7784.7284474155. The cubic root of 60601997 is about 392.7917087147.

The spelling of 60601997 in words is "sixty million, six hundred one thousand, nine hundred ninety-seven".