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32053440430 = 25114140917377
BaseRepresentation
bin11101110110100010…
…001010111110101110
310001201212012111002101
4131312202022332232
51011121140043210
622420344245314
72213212514434
oct356642127656
9101655174071
1032053440430
1112659371240
12626677083a
13303a9307cb
1417a1054d54
15c79045a3a
hex77688afae

32053440430 has 64 divisors (see below), whose sum is σ = 64637818560. Its totient is φ = 11343052800.

The previous prime is 32053440379. The next prime is 32053440431. The reversal of 32053440430 is 3404435023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32053440431) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1835902 + ... + 1853278.

It is an arithmetic number, because the mean of its divisors is an integer number (1009965915).

Almost surely, 232053440430 is an apocalyptic number.

32053440430 is an abundant number, since it is smaller than the sum of its proper divisors (32584378130).

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

32053440430 is a wasteful number, since it uses less digits than its factorization.

32053440430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17845.

The product of its (nonzero) digits is 17280, while the sum is 28.

Adding to 32053440430 its reverse (3404435023), we get a palindrome (35457875453).

The spelling of 32053440430 in words is "thirty-two billion, fifty-three million, four hundred forty thousand, four hundred thirty".

Divisors: 1 2 5 10 11 22 41 55 82 110 205 409 410 451 818 902 2045 2255 4090 4499 4510 8998 16769 17377 22495 33538 34754 44990 83845 86885 167690 173770 184459 191147 368918 382294 712457 922295 955735 1424914 1844590 1911470 3562285 7107193 7124570 7837027 14214386 15674054 35535965 39185135 71071930 78179123 78370270 156358246 291394913 390895615 582789826 781791230 1456974565 2913949130 3205344043 6410688086 16026720215 32053440430