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1361930748 = 223591939967
BaseRepresentation
bin101000100101101…
…0110100111111100
310111220201020202120
41101023112213330
510242123240443
6343050522540
745515135403
oct12113264774
93456636676
101361930748
11639857802
12320136450
1318920c9a9
14ccc4263a
157e875083
hex512d69fc

1361930748 has 48 divisors (see below), whose sum is σ = 3248770560. Its totient is φ = 443925504.

The previous prime is 1361930737. The next prime is 1361930749. The reversal of 1361930748 is 8470391631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1361930749) by changing a digit.

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, 131661 + ... + 141627.

It is an arithmetic number, because the mean of its divisors is an integer number (67682720).

Almost surely, 21361930748 is an apocalyptic number.

It is an amenable number.

1361930748 is an abundant number, since it is smaller than the sum of its proper divisors (1886839812).

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

1361930748 is a wasteful number, since it uses less digits than its factorization.

1361930748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10226 (or 10224 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 42.

The square root of 1361930748 is about 36904.3459229398. The cubic root of 1361930748 is about 1108.4557016768.

The spelling of 1361930748 in words is "one billion, three hundred sixty-one million, nine hundred thirty thousand, seven hundred forty-eight".

Divisors: 1 2 3 4 6 12 59 118 177 193 236 354 386 579 708 772 1158 2316 9967 11387 19934 22774 29901 34161 39868 45548 59802 68322 119604 136644 588053 1176106 1764159 1923631 2352212 3528318 3847262 5770893 7056636 7694524 11541786 23083572 113494229 226988458 340482687 453976916 680965374 1361930748