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1005054351420 = 223577930290969
BaseRepresentation
bin11101010000000011110…
…10000101100000111100
310120002012222002002011210
432220001322011200330
5112431322403221140
62045414322444420
7132420120013320
oct16500172054074
93502188062153
101005054351420
11358271a85a29
12142952803710
1373a12477322
1436905815980
151b225356d80
hexea01e8583c

1005054351420 has 96 divisors (see below), whose sum is σ = 3256885094400. Its totient is φ = 226818768384.

The previous prime is 1005054351331. The next prime is 1005054351467. The reversal of 1005054351420 is 241534505001.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 15112305 + ... + 15178664.

It is an arithmetic number, because the mean of its divisors is an integer number (33925886400).

Almost surely, 21005054351420 is an apocalyptic number.

1005054351420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1005054351420 is an abundant number, since it is smaller than the sum of its proper divisors (2251830742980).

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

1005054351420 is a wasteful number, since it uses less digits than its factorization.

1005054351420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30291067 (or 30291065 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 1005054351420 its reverse (241534505001), we get a palindrome (1246588856421).

The spelling of 1005054351420 in words is "one trillion, five billion, fifty-four million, three hundred fifty-one thousand, four hundred twenty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 79 84 105 140 158 210 237 316 395 420 474 553 790 948 1106 1185 1580 1659 2212 2370 2765 3318 4740 5530 6636 8295 11060 16590 33180 30290969 60581938 90872907 121163876 151454845 181745814 212036783 302909690 363491628 424073566 454364535 605819380 636110349 848147132 908729070 1060183915 1272220698 1817458140 2120367830 2392986551 2544441396 3180551745 4240735660 4785973102 6361103490 7178959653 9571946204 11964932755 12722206980 14357919306 16750905857 23929865510 28715838612 33501811714 35894798265 47859731020 50252717571 67003623428 71789596530 83754529285 100505435142 143579193060 167509058570 201010870284 251263587855 335018117140 502527175710 1005054351420