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1366075042 = 21394913939
BaseRepresentation
bin101000101101100…
…1010011010100010
310112012111210122221
41101123022122202
510244203400132
6343315421254
745565306033
oct12133123242
93465453587
101366075042
11641128442
123215b482a
1318a031137
14cd600a8a
157ede2e97
hex516ca6a2

1366075042 has 8 divisors (see below), whose sum is σ = 2063854800. Its totient is φ = 678123444.

The previous prime is 1366075021. The next prime is 1366075043. The reversal of 1366075042 is 2405706631.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×13660750422 = 3732322040750603528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1366074989 and 1366075007.

It is not an unprimeable number, because it can be changed into a prime (1366075043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2456692 + ... + 2457247.

It is an arithmetic number, because the mean of its divisors is an integer number (257981850).

Almost surely, 21366075042 is an apocalyptic number.

1366075042 is a deficient number, since it is larger than the sum of its proper divisors (697779758).

1366075042 is a wasteful number, since it uses less digits than its factorization.

1366075042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4914080.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 1366075042 is about 36960.4524052398. The cubic root of 1366075042 is about 1109.5788901209.

The spelling of 1366075042 in words is "one billion, three hundred sixty-six million, seventy-five thousand, forty-two".

Divisors: 1 2 139 278 4913939 9827878 683037521 1366075042