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1368774275 = 5211232972
BaseRepresentation
bin101000110010101…
…1101011010000011
310112101120221022112
41101211131122003
510300401234100
6343453325535
745630250361
oct12145353203
93471527275
101368774275
11642701410
123224968ab
1318a76790b
14cdb04631
1580277b35
hex5195d683

1368774275 has 54 divisors (see below), whose sum is σ = 1955742012. Its totient is φ = 942374400.

The previous prime is 1368774259. The next prime is 1368774287. The reversal of 1368774275 is 5724778631.

It is a happy number.

It is not a de Polignac number, because 1368774275 - 24 = 1368774259 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 14111027 + ... + 14111123.

Almost surely, 21368774275 is an apocalyptic number.

1368774275 is a deficient number, since it is larger than the sum of its proper divisors (586967737).

1368774275 is an equidigital number, since it uses as much as digits as its factorization.

1368774275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261 (or 136 counting only the distinct ones).

The product of its digits is 1975680, while the sum is 50.

The square root of 1368774275 is about 36996.9495364145. The cubic root of 1368774275 is about 1110.3092163983.

The spelling of 1368774275 in words is "one billion, three hundred sixty-eight million, seven hundred seventy-four thousand, two hundred seventy-five".

Divisors: 1 5 11 23 25 55 97 115 253 275 485 529 575 1067 1265 2231 2425 2645 5335 5819 6325 9409 11155 13225 24541 26675 29095 47045 51313 55775 103499 122705 145475 216407 235225 256565 517495 564443 613525 1082035 1282825 2380477 2587475 2822215 4977361 5410175 11902385 14111075 24886805 54750971 59511925 124434025 273754855 1368774275