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69804622942 = 2431289727953
BaseRepresentation
bin100000100000010101…
…1100000010001011110
320200011210201020221021
41001000223200101132
52120424440413232
652022351154354
75020552335145
oct1010053402136
9220153636837
1069804622942
112767098742a
12116415159ba
136775b1b622
143542ab875c
151c383bb397
hex1040ae045e

69804622942 has 16 divisors (see below), whose sum is σ = 104989856832. Its totient is φ = 34808066560.

The previous prime is 69804622931. The next prime is 69804622997. The reversal of 69804622942 is 24922640896.

It is a self number, because there is not a number n which added to its sum of digits gives 69804622942.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2483238 + ... + 2511190.

It is an arithmetic number, because the mean of its divisors is an integer number (6561866052).

Almost surely, 269804622942 is an apocalyptic number.

69804622942 is a deficient number, since it is larger than the sum of its proper divisors (35185233890).

69804622942 is a wasteful number, since it uses less digits than its factorization.

69804622942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31283.

The product of its (nonzero) digits is 2985984, while the sum is 52.

The spelling of 69804622942 in words is "sixty-nine billion, eight hundred four million, six hundred twenty-two thousand, nine hundred forty-two".

Divisors: 1 2 431 862 2897 5794 27953 55906 1248607 2497214 12047743 24095486 80979841 161959682 34902311471 69804622942