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55099240340 = 2255070754331
BaseRepresentation
bin110011010100001010…
…111010111110010100
312021012221221102100012
4303110022322332110
51400320401142330
641151235535352
73660260546444
oct632412727624
9167187842305
1055099240340
11214050a2871
12a81875a558
1352713373c1
142949a66124
1516773a0c95
hexcd42baf94

55099240340 has 24 divisors (see below), whose sum is σ = 115712816352. Its totient is φ = 22038855840.

The previous prime is 55099240303. The next prime is 55099240363. The reversal of 55099240340 is 4304299055.

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 7 ways as a sum of consecutive naturals, for example, 986975 + ... + 1041305.

It is an arithmetic number, because the mean of its divisors is an integer number (4821367348).

Almost surely, 255099240340 is an apocalyptic number.

It is an amenable number.

55099240340 is an abundant number, since it is smaller than the sum of its proper divisors (60613576012).

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

55099240340 is a wasteful number, since it uses less digits than its factorization.

55099240340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105047 (or 105045 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 41.

The spelling of 55099240340 in words is "fifty-five billion, ninety-nine million, two hundred forty thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 50707 54331 101414 108662 202828 217324 253535 271655 507070 543310 1014140 1086620 2754962017 5509924034 11019848068 13774810085 27549620170 55099240340