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1401603481460 = 2257135479140557
BaseRepresentation
bin10100011001010110000…
…100111101111101110100
311221222210011020002112002
4110121112010331331310
5140430440442401320
62551515430514432
7203156020010060
oct24312604757564
94858704202462
101401603481460
114a0464697686
121a7782205a18
13a222ab8b480
144bba3568aa0
15266d3cea675
hex1465613df74

1401603481460 has 96 divisors (see below), whose sum is σ = 3623292879360. Its totient is φ = 443500282368.

The previous prime is 1401603481441. The next prime is 1401603481463. The reversal of 1401603481460 is 641843061041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1401603481463) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9901502 + ... + 10042058.

It is an arithmetic number, because the mean of its divisors is an integer number (37742634160).

Almost surely, 21401603481460 is an apocalyptic number.

1401603481460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1401603481460 is an abundant number, since it is smaller than the sum of its proper divisors (2221689397900).

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

1401603481460 is a wasteful number, since it uses less digits than its factorization.

1401603481460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146065 (or 146063 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 38.

The spelling of 1401603481460 in words is "one trillion, four hundred one billion, six hundred three million, four hundred eighty-one thousand, four hundred sixty".

Divisors: 1 2 4 5 7 10 13 14 20 26 28 35 52 65 70 91 130 140 182 260 364 455 910 1820 5479 10958 21916 27395 38353 54790 71227 76706 109580 140557 142454 153412 191765 281114 284908 356135 383530 498589 562228 702785 712270 767060 983899 997178 1405570 1424540 1827241 1967798 1994356 2492945 2811140 3654482 3935596 4919495 4985890 7308964 9136205 9838990 9971780 12790687 18272410 19677980 25581374 36544820 51162748 63953435 127906870 255813740 770111803 1540223606 3080447212 3850559015 5390782621 7701118030 10011453439 10781565242 15402236060 20022906878 21563130484 26953913105 40045813756 50057267195 53907826210 70080174073 100114534390 107815652420 140160348146 200229068780 280320696292 350400870365 700801740730 1401603481460