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54442454308 = 221119371760069
BaseRepresentation
bin110010101101000001…
…011110110100100100
312012112012002020021121
4302231001132310210
51342444232014213
641002134423324
73635064140404
oct625501366444
9165465066247
1054442454308
11210a83897a0
12a674801b44
135198248708
1428c673a804
1516398b788d
hexcad05ed24

54442454308 has 48 divisors (see below), whose sum is σ = 112362868800. Its totient is φ = 22810481280.

The previous prime is 54442454263. The next prime is 54442454347. The reversal of 54442454308 is 80345424445.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 849103 + ... + 910966.

It is an arithmetic number, because the mean of its divisors is an integer number (2340893100).

Almost surely, 254442454308 is an apocalyptic number.

It is an amenable number.

54442454308 is an abundant number, since it is smaller than the sum of its proper divisors (57920414492).

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

54442454308 is a wasteful number, since it uses less digits than its factorization.

54442454308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1760140 (or 1760138 counting only the distinct ones).

The product of its (nonzero) digits is 1228800, while the sum is 43.

The spelling of 54442454308 in words is "fifty-four billion, four hundred forty-two million, four hundred fifty-four thousand, three hundred eight".

Divisors: 1 2 4 11 19 22 37 38 44 74 76 148 209 407 418 703 814 836 1406 1628 2812 7733 15466 30932 1760069 3520138 7040276 19360759 33441311 38721518 65122553 66882622 77443036 130245106 133765244 260490212 367854421 716348083 735708842 1237328507 1432696166 1471417684 2474657014 2865392332 4949314028 13610613577 27221227154 54442454308