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55903244230955 = 5111016422622381
BaseRepresentation
bin11001011010111111111010…
…00000111010000100101011
321022221022001012122111000102
430231133331000322010223
524311404321010342310
6314521332412300015
714526606335443142
oct1455377500720453
9238838035574012
1055903244230955
11168a3483a79150
12632a50b47160b
13252686542a414
14db3a35196759
1566e2895e68a5
hex32d7fd03a12b

55903244230955 has 8 divisors (see below), whose sum is σ = 73182428811504. Its totient is φ = 40656904895200.

The previous prime is 55903244230937. The next prime is 55903244230969.

It is a happy number.

55903244230955 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55903244230955 - 224 = 55903227453739 is a prime.

It is a super-3 number, since 3×559032442309553 (a number of 42 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55903244230955.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 508211311136 + ... + 508211311245.

It is an arithmetic number, because the mean of its divisors is an integer number (9147803601438).

Almost surely, 255903244230955 is an apocalyptic number.

55903244230955 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55903244230955 is a deficient number, since it is larger than the sum of its proper divisors (17279184580549).

55903244230955 is a wasteful number, since it uses less digits than its factorization.

55903244230955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016422622397.

The product of its (nonzero) digits is 29160000, while the sum is 56.

The spelling of 55903244230955 in words is "fifty-five trillion, nine hundred three billion, two hundred forty-four million, two hundred thirty thousand, nine hundred fifty-five".

Divisors: 1 5 11 55 1016422622381 5082113111905 11180648846191 55903244230955