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60197424389 = 491122601679
BaseRepresentation
bin111000000100000010…
…111100110100000101
312202101021002000002122
4320010002330310011
51441241020040024
643353155415325
74230514444004
oct700402746405
9182337060078
1060197424389
1123590970a13
12b7bbbb4545
1358a462205b
142cb0ba4c3b
151874c4dd5e
hexe040bcd05

60197424389 has 4 divisors (see below), whose sum is σ = 60320026560. Its totient is φ = 60074822220.

The previous prime is 60197424377. The next prime is 60197424409. The reversal of 60197424389 is 98342479106.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 98342479106 = 249171239553.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-60197424389 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 60197424389.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60197424319) 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, 61300349 + ... + 61301330.

It is an arithmetic number, because the mean of its divisors is an integer number (15080006640).

Almost surely, 260197424389 is an apocalyptic number.

It is an amenable number.

60197424389 is a deficient number, since it is larger than the sum of its proper divisors (122602171).

60197424389 is a wasteful number, since it uses less digits than its factorization.

60197424389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122602170.

The product of its (nonzero) digits is 2612736, while the sum is 53.

The spelling of 60197424389 in words is "sixty billion, one hundred ninety-seven million, four hundred twenty-four thousand, three hundred eighty-nine".

Divisors: 1 491 122601679 60197424389