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60156161 = 137363389
BaseRepresentation
bin1110010101111…
…0100100000001
311012012020201222
43211132210001
5110344444121
65545204425
71330214252
oct345364401
9135166658
1060156161
1130a5823a
1218190715
13c603080
147dbcb29
1554340ab
hex395e901

60156161 has 8 divisors (see below), whose sum is σ = 65672040. Its totient is φ = 54767232.

The previous prime is 60156137. The next prime is 60156163. The reversal of 60156161 is 16165106.

It can be written as a sum of positive squares in 4 ways, for example, as 8761600 + 51394561 = 2960^2 + 7169^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 60156161 - 218 = 59894017 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 60156161.

It is not an unprimeable number, because it can be changed into a prime (60156163) 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, 30746 + ... + 32643.

It is an arithmetic number, because the mean of its divisors is an integer number (8209005).

Almost surely, 260156161 is an apocalyptic number.

It is an amenable number.

60156161 is a deficient number, since it is larger than the sum of its proper divisors (5515879).

60156161 is a wasteful number, since it uses less digits than its factorization.

60156161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63475.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 60156161 is about 7756.0402912827. The cubic root of 60156161 is about 391.8261085769.

The spelling of 60156161 in words is "sixty million, one hundred fifty-six thousand, one hundred sixty-one".

Divisors: 1 13 73 949 63389 824057 4627397 60156161