Search a number
-
+
1960254816 = 253134013917
BaseRepresentation
bin111010011010111…
…0001110101100000
312001121120021002020
41310311301311200
513003311123231
6522303021440
766401614422
oct16465616540
95047507066
101960254816
11916570503
1246859a880
1325316c7c0
141484b0812
15b7161396
hex74d71d60

1960254816 has 96 divisors (see below), whose sum is σ = 5556727008. Its totient is φ = 601497600.

The previous prime is 1960254811. The next prime is 1960254827. The reversal of 1960254816 is 6184520691.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1960254811) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 498490 + ... + 502406.

It is an arithmetic number, because the mean of its divisors is an integer number (57882573).

Almost surely, 21960254816 is an apocalyptic number.

1960254816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1960254816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2778363504).

1960254816 is an abundant number, since it is smaller than the sum of its proper divisors (3596472192).

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

1960254816 is a wasteful number, since it uses less digits than its factorization.

1960254816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4344 (or 4336 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 42.

The square root of 1960254816 is about 44274.7650021996. The cubic root of 1960254816 is about 1251.5191803382.

The spelling of 1960254816 in words is "one billion, nine hundred sixty million, two hundred fifty-four thousand, eight hundred sixteen".

Divisors: 1 2 3 4 6 8 12 13 16 24 26 32 39 48 52 78 96 104 156 208 312 401 416 624 802 1203 1248 1604 2406 3208 3917 4812 5213 6416 7834 9624 10426 11751 12832 15639 15668 19248 20852 23502 31278 31336 38496 41704 47004 50921 62556 62672 83408 94008 101842 125112 125344 152763 166816 188016 203684 250224 305526 376032 407368 500448 611052 814736 1222104 1570717 1629472 2444208 3141434 4712151 4888416 6282868 9424302 12565736 18848604 20419321 25131472 37697208 40838642 50262944 61257963 75394416 81677284 122515926 150788832 163354568 245031852 326709136 490063704 653418272 980127408 1960254816