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61751345014 = 283113715037
BaseRepresentation
bin111001100000101010…
…101011111101110110
312220101120001100110101
4321200222223331312
52002431321020024
644211305344314
74314153525562
oct714052537566
9186346040411
1061751345014
112420902a537
12bb7449809a
135a91543108
142dbb3026a2
151916399c44
hexe60aabf76

61751345014 has 8 divisors (see below), whose sum is σ = 92638187568. Its totient is φ = 30871949160.

The previous prime is 61751344981. The next prime is 61751345057. The reversal of 61751345014 is 41054315716.

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

It is a super-2 number, since 2×617513450142 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1840897 + ... + 1874140.

It is an arithmetic number, because the mean of its divisors is an integer number (11579773446).

Almost surely, 261751345014 is an apocalyptic number.

61751345014 is a deficient number, since it is larger than the sum of its proper divisors (30886842554).

61751345014 is a wasteful number, since it uses less digits than its factorization.

61751345014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3723350.

The product of its (nonzero) digits is 50400, while the sum is 37.

The spelling of 61751345014 in words is "sixty-one billion, seven hundred fifty-one million, three hundred forty-five thousand, fourteen".

Divisors: 1 2 8311 16622 3715037 7430074 30875672507 61751345014