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55028200752 = 2432754591469
BaseRepresentation
bin110011001111111011…
…111011010100110000
312021001000021020100100
4303033323323110300
51400144204411002
641140221152400
73655435663110
oct631773732460
9167030236310
1055028200752
1121378a91768
12a7b89bb700
13525c6c3645
142940453040
15167101c11c
hexccfefb530

55028200752 has 60 divisors (see below), whose sum is σ = 176002899280. Its totient is φ = 15722342784.

The previous prime is 55028200693. The next prime is 55028200769. The reversal of 55028200752 is 25700282055.

55028200752 is a `hidden beast` number, since 5 + 502 + 82 + 0 + 0 + 75 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27294727 + ... + 27296742.

Almost surely, 255028200752 is an apocalyptic number.

It is an amenable number.

55028200752 is an abundant number, since it is smaller than the sum of its proper divisors (120974698528).

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

55028200752 is a wasteful number, since it uses less digits than its factorization.

55028200752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54591490 (or 54591481 counting only the distinct ones).

The product of its (nonzero) digits is 56000, while the sum is 36.

The spelling of 55028200752 in words is "fifty-five billion, twenty-eight million, two hundred thousand, seven hundred fifty-two".

Divisors: 1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 36 42 48 56 63 72 84 112 126 144 168 252 336 504 1008 54591469 109182938 163774407 218365876 327548814 382140283 436731752 491323221 655097628 764280566 873463504 982646442 1146420849 1310195256 1528561132 1965292884 2292841698 2620390512 3057122264 3439262547 3930585768 4585683396 6114244528 6878525094 7861171536 9171366792 13757050188 18342733584 27514100376 55028200752