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1282707070 = 2510111311239
BaseRepresentation
bin100110001110100…
…1000111001111110
310022101122021022021
41030131020321332
510111333111240
6331140510354
743533554521
oct11435107176
93271567267
101282707070
115a9066897
122b96ab3ba
13175991a88
14c24dcbb8
157792654a
hex4c748e7e

1282707070 has 32 divisors (see below), whose sum is σ = 2352576960. Its totient is φ = 503462400.

The previous prime is 1282707061. The next prime is 1282707199. The reversal of 1282707070 is 707072821.

It is a congruent number.

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, 108511 + ... + 119749.

It is an arithmetic number, because the mean of its divisors is an integer number (73518030).

Almost surely, 21282707070 is an apocalyptic number.

1282707070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1282707070 is a deficient number, since it is larger than the sum of its proper divisors (1069869890).

1282707070 is a wasteful number, since it uses less digits than its factorization.

1282707070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11460.

The product of its (nonzero) digits is 10976, while the sum is 34.

The square root of 1282707070 is about 35814.9001115458. The cubic root of 1282707070 is about 1086.5319366797.

Adding to 1282707070 its reverse (707072821), we get a palindrome (1989779891).

The spelling of 1282707070 in words is "one billion, two hundred eighty-two million, seven hundred seven thousand, seventy".

Divisors: 1 2 5 10 101 113 202 226 505 565 1010 1130 11239 11413 22478 22826 56195 57065 112390 114130 1135139 1270007 2270278 2540014 5675695 6350035 11351390 12700070 128270707 256541414 641353535 1282707070