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1002301700420 = 225165293031949
BaseRepresentation
bin11101001010111011101…
…01100011100101000100
310112211010010110220212202
432211131311203211010
5112410203213403140
62044241231534032
7132261653611616
oct16453565434504
93484103426782
101002301700420
1135708a1a8549
1214230498a318
13736940b7957
1436723dd8db6
151b113871915
hexe95dd63944

1002301700420 has 24 divisors (see below), whose sum is σ = 2104961607000. Its totient is φ = 400896292352.

The previous prime is 1002301700399. The next prime is 1002301700431. The reversal of 1002301700420 is 240071032001.

Adding to 1002301700420 its reverse (240071032001), we get a palindrome (1242372732421).

It can be written as a sum of positive squares in 4 ways, for example, as 380563142404 + 621738558016 = 616898^2 + 788504^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 1002301700392 and 1002301700401.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1185395 + ... + 1846554.

It is an arithmetic number, because the mean of its divisors is an integer number (87706733625).

Almost surely, 21002301700420 is an apocalyptic number.

1002301700420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1002301700420 is an abundant number, since it is smaller than the sum of its proper divisors (1102659906580).

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

1002301700420 is a wasteful number, since it uses less digits than its factorization.

1002301700420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3048487 (or 3048485 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 20.

The spelling of 1002301700420 in words is "one trillion, two billion, three hundred one million, seven hundred thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 16529 33058 66116 82645 165290 330580 3031949 6063898 12127796 15159745 30319490 60638980 50115085021 100230170042 200460340084 250575425105 501150850210 1002301700420