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53511432114 = 23737170920149
BaseRepresentation
bin110001110101100001…
…111010011110110010
312010010022012101221010
4301311201322132302
51334042411311424
640325515411350
73603030445110
oct616541723662
9163108171833
1053511432114
112076a898a68
12a454a53b56
13507a3ac9ca
142838c26ab0
1515d2cae229
hexc7587a7b2

53511432114 has 64 divisors (see below), whose sum is σ = 125697312000. Its totient is φ = 14866322688.

The previous prime is 53511432109. The next prime is 53511432137. The reversal of 53511432114 is 41123411535.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2645712 + ... + 2665860.

It is an arithmetic number, because the mean of its divisors is an integer number (1964020500).

Almost surely, 253511432114 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53511432114, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62848656000).

53511432114 is an abundant number, since it is smaller than the sum of its proper divisors (72185879886).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53511432114 is a wasteful number, since it uses less digits than its factorization.

53511432114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21907.

The product of its digits is 7200, while the sum is 30.

Adding to 53511432114 its reverse (41123411535), we get a palindrome (94634843649).

The spelling of 53511432114 in words is "fifty-three billion, five hundred eleven million, four hundred thirty-two thousand, one hundred fourteen".

Divisors: 1 2 3 6 7 14 21 37 42 74 111 222 259 518 777 1554 1709 3418 5127 10254 11963 20149 23926 35889 40298 60447 63233 71778 120894 126466 141043 189699 282086 379398 423129 442631 745513 846258 885262 1327893 1491026 2236539 2655786 4473078 5218591 10437182 15655773 31311546 34434641 68869282 103303923 206607846 241042487 482084974 723127461 1274081717 1446254922 2548163434 3822245151 7644490302 8918572019 17837144038 26755716057 53511432114