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133130455554 = 2328378404273
BaseRepresentation
bin111101111111100110…
…0011000101000000010
3110201122002102212100010
41323333030120220002
54140122344034204
6141054223405350
712422045125635
oct1737714305002
9421562385303
10133130455554
1151507742788
1221975153856
13c728603cb5
14662d14dc1c
1536e2ac5d89
hex1eff318a02

133130455554 has 16 divisors (see below), whose sum is σ = 267201765792. Its totient is φ = 44220009408.

The previous prime is 133130455547. The next prime is 133130455561. The reversal of 133130455554 is 455554031331.

It is an interprime number because it is at equal distance from previous prime (133130455547) and next prime (133130455561).

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, 39200439 + ... + 39203834.

It is an arithmetic number, because the mean of its divisors is an integer number (16700110362).

Almost surely, 2133130455554 is an apocalyptic number.

133130455554 is an abundant number, since it is smaller than the sum of its proper divisors (134071310238).

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

133130455554 is a wasteful number, since it uses less digits than its factorization.

133130455554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78404561.

The product of its (nonzero) digits is 270000, while the sum is 39.

Adding to 133130455554 its reverse (455554031331), we get a palindrome (588684486885).

The spelling of 133130455554 in words is "one hundred thirty-three billion, one hundred thirty million, four hundred fifty-five thousand, five hundred fifty-four".

Divisors: 1 2 3 6 283 566 849 1698 78404273 156808546 235212819 470425638 22188409259 44376818518 66565227777 133130455554