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64049117403 = 351194170679
BaseRepresentation
bin111011101001100111…
…111111100011011011
320010022200201021121110
4323221213333203123
52022133033224103
645231310511403
74425124341465
oct735147774333
9203280637543
1064049117403
1125188069987
12104b5b05563
1360695b834b
143158551135
1519ece7b403
hexee99ff8db

64049117403 has 8 divisors (see below), whose sum is σ = 85415526400. Its totient is φ = 42691060008.

The previous prime is 64049117371. The next prime is 64049117411. The reversal of 64049117403 is 30471194046.

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

It is not a de Polignac number, because 64049117403 - 25 = 64049117371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64049117003) 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, 2069983 + ... + 2100696.

It is an arithmetic number, because the mean of its divisors is an integer number (10676940800).

Almost surely, 264049117403 is an apocalyptic number.

64049117403 is a deficient number, since it is larger than the sum of its proper divisors (21366408997).

64049117403 is a wasteful number, since it uses less digits than its factorization.

64049117403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4175801.

The product of its (nonzero) digits is 72576, while the sum is 39.

The spelling of 64049117403 in words is "sixty-four billion, forty-nine million, one hundred seventeen thousand, four hundred three".

Divisors: 1 3 5119 15357 4170679 12512037 21349705801 64049117403