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61052079 = 3115931357
BaseRepresentation
bin1110100011100…
…1010010101111
311020212202201010
43220321102233
5111112131304
610020320303
71340635254
oct350712257
9136782633
1061052079
113150a370
1218543093
13c857aba
14817342b
15555e789
hex3a394af

61052079 has 16 divisors (see below), whose sum is σ = 90311040. Its totient is φ = 36372960.

The previous prime is 61052063. The next prime is 61052081. The reversal of 61052079 is 97025016.

It is not a de Polignac number, because 61052079 - 24 = 61052063 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61052029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13732 + ... + 17625.

It is an arithmetic number, because the mean of its divisors is an integer number (5644440).

Almost surely, 261052079 is an apocalyptic number.

61052079 is a deficient number, since it is larger than the sum of its proper divisors (29258961).

61052079 is a wasteful number, since it uses less digits than its factorization.

61052079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31430.

The product of its (nonzero) digits is 3780, while the sum is 30.

The square root of 61052079 is about 7813.5829809377. The cubic root of 61052079 is about 393.7617131310.

The spelling of 61052079 in words is "sixty-one million, fifty-two thousand, seventy-nine".

Divisors: 1 3 11 33 59 177 649 1947 31357 94071 344927 1034781 1850063 5550189 20350693 61052079