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7161042601 = 19616178639
BaseRepresentation
bin1101010101101010…
…01101011010101001
3200111001202122201001
412222311031122221
5104131211330401
63142325555001
7342312600136
oct65265153251
920431678631
107161042601
113045249329
12147a275a61
138a17a011b
144bd0bb58d
152bda2a601
hex1aad4d6a9

7161042601 has 8 divisors (see below), whose sum is σ = 7661513600. Its totient is φ = 6672929040.

The previous prime is 7161042599. The next prime is 7161042607. The reversal of 7161042601 is 1062401617.

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

It is a cyclic number.

It is not a de Polignac number, because 7161042601 - 21 = 7161042599 is a prime.

It is a super-2 number, since 2×71610426012 (a number of 21 digits) contains 22 as substring.

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 7161042601.

It is not an unprimeable number, because it can be changed into a prime (7161042607) 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, 3088161 + ... + 3090478.

It is an arithmetic number, because the mean of its divisors is an integer number (957689200).

Almost surely, 27161042601 is an apocalyptic number.

It is an amenable number.

7161042601 is a deficient number, since it is larger than the sum of its proper divisors (500470999).

7161042601 is a wasteful number, since it uses less digits than its factorization.

7161042601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6178719.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 7161042601 is about 84622.9437032298. The cubic root of 7161042601 is about 1927.4897879204.

The spelling of 7161042601 in words is "seven billion, one hundred sixty-one million, forty-two thousand, six hundred one".

Divisors: 1 19 61 1159 6178639 117394141 376896979 7161042601