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11478540288 = 2133467063
BaseRepresentation
bin10101011000010110…
…01010000000000000
31002121221220021002210
422230023022000000
5142002001242123
65135000542120
7554306661015
oct125413120000
932557807083
1011478540288
114960378236
122284181940
13110c107a97
147ac67b70c
15472ab8e93
hex2ac2ca000

11478540288 has 56 divisors (see below), whose sum is σ = 30607638048. Its totient is φ = 3826171904.

The previous prime is 11478540263. The next prime is 11478540313. The reversal of 11478540288 is 88204587411.

It is an interprime number because it is at equal distance from previous prime (11478540263) and next prime (11478540313).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208956 + ... + 258107.

Almost surely, 211478540288 is an apocalyptic number.

It is an amenable number.

11478540288 is an abundant number, since it is smaller than the sum of its proper divisors (19129097760).

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

11478540288 is an frugal number, since it uses more digits than its factorization.

11478540288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467092 (or 467068 counting only the distinct ones).

The product of its (nonzero) digits is 573440, while the sum is 48.

The spelling of 11478540288 in words is "eleven billion, four hundred seventy-eight million, five hundred forty thousand, two hundred eighty-eight".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 64 96 128 192 256 384 512 768 1024 1536 2048 3072 4096 6144 8192 12288 24576 467063 934126 1401189 1868252 2802378 3736504 5604756 7473008 11209512 14946016 22419024 29892032 44838048 59784064 89676096 119568128 179352192 239136256 358704384 478272512 717408768 956545024 1434817536 1913090048 2869635072 3826180096 5739270144 11478540288