Search a number
-
+
60374981 is a prime number
BaseRepresentation
bin1110011001001…
…1111111000101
311012121100220102
43212103333011
5110423444411
65554013445
71332115232
oct346237705
9135540812
1060374981
1131097687
1218277285
13c67b854
148038789
155478d3b
hex3993fc5

60374981 has 2 divisors, whose sum is σ = 60374982. Its totient is φ = 60374980.

The previous prime is 60374969. The next prime is 60375047. The reversal of 60374981 is 18947306.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 60062500 + 312481 = 7750^2 + 559^2 .

It is a cyclic number.

It is not a de Polignac number, because 60374981 - 218 = 60112837 is a prime.

It is a super-2 number, since 2×603749812 = 7290276661500722, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60374581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30187490 + 30187491.

It is an arithmetic number, because the mean of its divisors is an integer number (30187491).

Almost surely, 260374981 is an apocalyptic number.

It is an amenable number.

60374981 is a deficient number, since it is larger than the sum of its proper divisors (1).

60374981 is an equidigital number, since it uses as much as digits as its factorization.

60374981 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 60374981 is about 7770.1339113300. The cubic root of 60374981 is about 392.3006271039.

The spelling of 60374981 in words is "sixty million, three hundred seventy-four thousand, nine hundred eighty-one".