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1406868960 = 25357433967
BaseRepresentation
bin101001111011011…
…0001110111100000
310122001021100101210
41103312301313200
510340124301320
6351334030120
746602121530
oct12366616740
93561240353
101406868960
11662160522
123331a8340
13195615153
14d4bbd4c0
15837a00e0
hex53db1de0

1406868960 has 192 divisors, whose sum is σ = 5081674752. Its totient is φ = 320495616.

The previous prime is 1406868943. The next prime is 1406868973. The reversal of 1406868960 is 698686041.

It is a super-2 number, since 2×14068689602 = 3958560541222963200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

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 31 ways as a sum of consecutive naturals, for example, 1454397 + ... + 1455363.

It is an arithmetic number, because the mean of its divisors is an integer number (26467056).

Almost surely, 21406868960 is an apocalyptic number.

1406868960 is a gapful number since it is divisible by the number (10) 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 1406868960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2540837376).

1406868960 is an abundant number, since it is smaller than the sum of its proper divisors (3674805792).

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

1406868960 is a wasteful number, since it uses less digits than its factorization.

1406868960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1425 (or 1417 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 48.

The square root of 1406868960 is about 37508.2518920837. The cubic root of 1406868960 is about 1120.5155364715.

It can be divided in two parts, 14068 and 68960, that added together give a triangular number (83028 = T407).

The spelling of 1406868960 in words is "one billion, four hundred six million, eight hundred sixty-eight thousand, nine hundred sixty".