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29351410768 = 242577137989
BaseRepresentation
bin11011010101011110…
…101111110001010000
32210202112212011012201
4123111132233301100
5440102430121033
621252302332544
72056232606101
oct332536576120
983675764181
1029351410768
11114a2119379
12583188a154
1329c9bb62a4
1415c62543a8
15b6bc0e47d
hex6d57afc50

29351410768 has 20 divisors (see below), whose sum is σ = 57089644020. Its totient is φ = 14618599424.

The previous prime is 29351410757. The next prime is 29351410769. The reversal of 29351410768 is 86701415392.

It can be written as a sum of positive squares in 2 ways, for example, as 16242992704 + 13108418064 = 127448^2 + 114492^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29351410769) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3564883 + ... + 3573106.

It is an arithmetic number, because the mean of its divisors is an integer number (2854482201).

It is a 1-persistent number, because it is pandigital, but 2⋅29351410768 = 58702821536 is not.

Almost surely, 229351410768 is an apocalyptic number.

It is an amenable number.

29351410768 is a deficient number, since it is larger than the sum of its proper divisors (27738233252).

29351410768 is a wasteful number, since it uses less digits than its factorization.

29351410768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7138254 (or 7138248 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 46.

The spelling of 29351410768 in words is "twenty-nine billion, three hundred fifty-one million, four hundred ten thousand, seven hundred sixty-eight".

Divisors: 1 2 4 8 16 257 514 1028 2056 4112 7137989 14275978 28551956 57103912 114207824 1834463173 3668926346 7337852692 14675705384 29351410768