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29828925542 = 213288251259
BaseRepresentation
bin11011110001111100…
…010100100001100110
32211222211101102100002
4123301330110201212
5442042201104132
621411521221302
72104121453333
oct336174244146
984884342302
1029828925542
1111717718289
125945791832
132a74ac7a00
14162d83598a
15b98ad5262
hex6f1f14866

29828925542 has 12 divisors (see below), whose sum is σ = 48449941740. Its totient is φ = 13767196248.

The previous prime is 29828925523. The next prime is 29828925547. The reversal of 29828925542 is 24552982892.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29828925547) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 44125292 + ... + 44125967.

It is an arithmetic number, because the mean of its divisors is an integer number (4037495145).

Almost surely, 229828925542 is an apocalyptic number.

29828925542 is a deficient number, since it is larger than the sum of its proper divisors (18621016198).

29828925542 is a wasteful number, since it uses less digits than its factorization.

29828925542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88251287 (or 88251274 counting only the distinct ones).

The product of its digits is 8294400, while the sum is 56.

The spelling of 29828925542 in words is "twenty-nine billion, eight hundred twenty-eight million, nine hundred twenty-five thousand, five hundred forty-two".

Divisors: 1 2 13 26 169 338 88251259 176502518 1147266367 2294532734 14914462771 29828925542