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10030202420 = 2257701102203
BaseRepresentation
bin10010101011101100…
…01011111000110100
3221220000121002001112
421111312023320310
5131020212434140
64335142014152
7503362212440
oct112566137064
927800532045
1010030202420
114287873597
121b3b117358
13c3b033624
146b2185820
153da876c65
hex255d8be34

10030202420 has 48 divisors (see below), whose sum is σ = 24107061888. Its totient is φ = 3433987200.

The previous prime is 10030202417. The next prime is 10030202431. The reversal of 10030202420 is 2420203001.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 10030202395 and 10030202404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47039 + ... + 149241.

It is an arithmetic number, because the mean of its divisors is an integer number (502230456).

Almost surely, 210030202420 is an apocalyptic number.

10030202420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10030202420 is an abundant number, since it is smaller than the sum of its proper divisors (14076859468).

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

10030202420 is a wasteful number, since it uses less digits than its factorization.

10030202420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102920 (or 102918 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

Adding to 10030202420 its reverse (2420203001), we get a palindrome (12450405421).

The spelling of 10030202420 in words is "ten billion, thirty million, two hundred two thousand, four hundred twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 701 1402 2804 3505 4907 7010 9814 14020 19628 24535 49070 98140 102203 204406 408812 511015 715421 1022030 1430842 2044060 2861684 3577105 7154210 14308420 71644303 143288606 286577212 358221515 501510121 716443030 1003020242 1432886060 2006040484 2507550605 5015101210 10030202420