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1412240020 = 225234783787
BaseRepresentation
bin101010000101101…
…0001001010010100
310122102101020002221
41110023101022110
510343013140040
6352045112124
746665561562
oct12413211224
93572336087
101412240020
11665199914
12334b58644
13196775aa9
14d57baa32
1583eb174a
hex542d1294

1412240020 has 96 divisors (see below), whose sum is σ = 3202633728. Its totient is φ = 521803392.

The previous prime is 1412239991. The next prime is 1412240051. The reversal of 1412240020 is 200422141.

It is a junction number, because it is equal to n+sod(n) for n = 1412239976 and 1412240003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1794067 + ... + 1794853.

It is an arithmetic number, because the mean of its divisors is an integer number (33360768).

Almost surely, 21412240020 is an apocalyptic number.

1412240020 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 1412240020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1601316864).

1412240020 is an abundant number, since it is smaller than the sum of its proper divisors (1790393708).

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

1412240020 is a wasteful number, since it uses less digits than its factorization.

1412240020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 949 (or 947 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 1412240020 is about 37579.7820642962. The cubic root of 1412240020 is about 1121.9396713675.

Adding to 1412240020 its reverse (200422141), we get a palindrome (1612662161).

The spelling of 1412240020 in words is "one billion, four hundred twelve million, two hundred forty thousand, twenty".

Divisors: 1 2 4 5 10 20 23 46 47 83 92 94 115 166 188 230 235 332 415 460 470 787 830 940 1081 1574 1660 1909 2162 3148 3818 3901 3935 4324 5405 7636 7802 7870 9545 10810 15604 15740 18101 19090 19505 21620 36202 36989 38180 39010 65321 72404 73978 78020 89723 90505 130642 147956 179446 181010 184945 261284 326605 358892 362020 369890 448615 653210 739780 850747 897230 1306420 1502383 1701494 1794460 3004766 3070087 3402988 4253735 6009532 6140174 7511915 8507470 12280348 15023830 15350435 17014940 30047660 30700870 61401740 70612001 141224002 282448004 353060005 706120010 1412240020