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55033040254 = 21746314872351
BaseRepresentation
bin110011010000001110…
…011000110101111110
312021001100101002220011
4303100032120311332
51400201424242004
641140513013434
73655525060333
oct632016306576
9167040332804
1055033040254
1121380797755
12a7ba55427a
1352606c935a
142940d5298a
151671676004
hexcd0398d7e

55033040254 has 32 divisors (see below), whose sum is σ = 87690387456. Its totient is φ = 25813603200.

The previous prime is 55033040243. The next prime is 55033040261. The reversal of 55033040254 is 45204033055.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23407179 + ... + 23409529.

It is an arithmetic number, because the mean of its divisors is an integer number (2740324608).

Almost surely, 255033040254 is an apocalyptic number.

55033040254 is a deficient number, since it is larger than the sum of its proper divisors (32657347202).

55033040254 is a wasteful number, since it uses less digits than its factorization.

55033040254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4320.

The product of its (nonzero) digits is 36000, while the sum is 31.

The spelling of 55033040254 in words is "fifty-five billion, thirty-three million, forty thousand, two hundred fifty-four".

Divisors: 1 2 17 34 463 926 1487 2351 2974 4702 7871 15742 25279 39967 50558 79934 688481 1088513 1376962 2177026 3495937 6991874 11704177 18504721 23408354 37009442 59430929 118861858 1618618831 3237237662 27516520127 55033040254