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55950123083 = 137408395059
BaseRepresentation
bin110100000110111000…
…110010000001001011
312100102021000202000212
4310012320302001023
51404041212414313
641411513151335
74020332125241
oct640670620113
9170367022025
1055950123083
1121801427648
12aa156bb54b
1353786c440a
1429caa78791
1516c6e293a8
hexd06e3204b

55950123083 has 4 divisors (see below), whose sum is σ = 56358518280. Its totient is φ = 55541727888.

The previous prime is 55950123041. The next prime is 55950123091. The reversal of 55950123083 is 38032105955.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 55950123083 - 226 = 55883014219 is a prime.

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 55950123083.

It is not an unprimeable number, because it can be changed into a prime (55950123013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 204197393 + ... + 204197666.

It is an arithmetic number, because the mean of its divisors is an integer number (14089629570).

Almost surely, 255950123083 is an apocalyptic number.

55950123083 is a deficient number, since it is larger than the sum of its proper divisors (408395197).

55950123083 is a wasteful number, since it uses less digits than its factorization.

55950123083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408395196.

The product of its (nonzero) digits is 162000, while the sum is 41.

The spelling of 55950123083 in words is "fifty-five billion, nine hundred fifty million, one hundred twenty-three thousand, eighty-three".

Divisors: 1 137 408395059 55950123083