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61000600601 = 201233031387
BaseRepresentation
bin111000110011111010…
…110100110000011001
312211110020101120201202
4320303322310300121
51444412123204401
644005010323545
74256436356423
oct706372646031
9184406346652
1061000600601
1123963281106
12b9a4b895b5
1359a1b47855
142d49719813
1518c050206b
hexe33eb4c19

61000600601 has 4 divisors (see below), whose sum is σ = 61003652112. Its totient is φ = 60997549092.

The previous prime is 61000600589. The next prime is 61000600627. The reversal of 61000600601 is 10600600016.

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.

It is a cyclic number.

It is not a de Polignac number, because 61000600601 - 222 = 60996406297 is a prime.

It is a super-2 number, since 2×610006006012 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61000600501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1495571 + ... + 1535816.

It is an arithmetic number, because the mean of its divisors is an integer number (15250913028).

Almost surely, 261000600601 is an apocalyptic number.

It is an amenable number.

61000600601 is a deficient number, since it is larger than the sum of its proper divisors (3051511).

61000600601 is a wasteful number, since it uses less digits than its factorization.

61000600601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3051510.

The product of its (nonzero) digits is 216, while the sum is 20.

The spelling of 61000600601 in words is "sixty-one billion, six hundred thousand, six hundred one".

Divisors: 1 20123 3031387 61000600601