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55000002939 = 37102115671637
BaseRepresentation
bin110011001110010000…
…010111000101111011
312020222001012122012220
4303032100113011323
51400120000043224
641133332535123
73654644211540
oct631620270573
9166861178186
1055000002939
1121364082292
12a7ab4814a3
1352568cca4b
14293a7d2bc7
15166d7ec279
hexcce41717b

55000002939 has 32 divisors (see below), whose sum is σ = 83996430336. Its totient is φ = 31358586240.

The previous prime is 55000002923. The next prime is 55000002949. The reversal of 55000002939 is 93920000055.

It is not a de Polignac number, because 55000002939 - 24 = 55000002923 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55000002949) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 33597229 + ... + 33598865.

It is an arithmetic number, because the mean of its divisors is an integer number (2624888448).

Almost surely, 255000002939 is an apocalyptic number.

55000002939 is a deficient number, since it is larger than the sum of its proper divisors (28996427397).

55000002939 is a wasteful number, since it uses less digits than its factorization.

55000002939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4235.

The product of its (nonzero) digits is 12150, while the sum is 33.

The spelling of 55000002939 in words is "fifty-five billion, two thousand, nine hundred thirty-nine".

Divisors: 1 3 7 21 1021 1567 1637 3063 4701 4911 7147 10969 11459 21441 32907 34377 1599907 1671377 2565179 4799721 5014131 7695537 11199349 11699639 17956253 33598047 35098917 53868759 2619047759 7857143277 18333334313 55000002939