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16000620054 = 2331257334727
BaseRepresentation
bin11101110011011011…
…00001011000010110
31112022002222201100120
432321231201120112
5230232124320204
611203420452410
71104340012026
oct167155413026
945262881316
1016000620054
116870a29741
1231266aa106
13167cc42523
14abb093a86
15639ab96d9
hex3b9b61616

16000620054 has 32 divisors (see below), whose sum is σ = 33162172416. Its totient is φ = 5141391360.

The previous prime is 16000620047. The next prime is 16000620061. The reversal of 16000620054 is 45002600061.

It is an interprime number because it is at equal distance from previous prime (16000620047) and next prime (16000620061).

It is a super-2 number, since 2×160006200542 (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119562 + ... + 215165.

It is an arithmetic number, because the mean of its divisors is an integer number (1036317888).

Almost surely, 216000620054 is an apocalyptic number.

16000620054 is an abundant number, since it is smaller than the sum of its proper divisors (17161552362).

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

16000620054 is a wasteful number, since it uses less digits than its factorization.

16000620054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335020.

The product of its (nonzero) digits is 1440, while the sum is 24.

The spelling of 16000620054 in words is "sixteen billion, six hundred twenty thousand, fifty-four".

Divisors: 1 2 3 6 31 62 93 186 257 514 771 1542 7967 15934 23901 47802 334727 669454 1004181 2008362 10376537 20753074 31129611 62259222 86024839 172049678 258074517 516149034 2666770009 5333540018 8000310027 16000620054