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61052701 = 377920887
BaseRepresentation
bin1110100011100…
…1011100011101
311020212210120011
43220321130131
5111112141301
610020323221
71340640133
oct350713435
9136783504
1061052701
113150a886
1218543511
13c858178
148173753
15555ea51
hex3a3971d

61052701 has 8 divisors (see below), whose sum is σ = 63499520. Its totient is φ = 58647888.

The previous prime is 61052689. The next prime is 61052711. The reversal of 61052701 is 10725016.

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 61052701 - 211 = 61050653 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61052711) 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, 7521 + ... + 13366.

It is an arithmetic number, because the mean of its divisors is an integer number (7937440).

Almost surely, 261052701 is an apocalyptic number.

It is an amenable number.

61052701 is a deficient number, since it is larger than the sum of its proper divisors (2446819).

61052701 is a wasteful number, since it uses less digits than its factorization.

61052701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21003.

The product of its (nonzero) digits is 420, while the sum is 22.

The square root of 61052701 is about 7813.6227833189. The cubic root of 61052701 is about 393.7630503443.

Adding to 61052701 its reverse (10725016), we get a palindrome (71777717).

The spelling of 61052701 in words is "sixty-one million, fifty-two thousand, seven hundred one".

Divisors: 1 37 79 2923 20887 772819 1650073 61052701