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1030410212420 = 225371392446233
BaseRepresentation
bin11101111111010010011…
…11000001010001000100
310122111200001121021111202
432333221033001101010
5113340240003244140
62105210334522032
7134305345202321
oct16775117012104
93574601537452
101030410212420
11367aa377a656
1214784a366318
1376223639684
1437c2d153b48
151bc0b3be915
hexefe93c1444

1030410212420 has 24 divisors (see below), whose sum is σ = 2222344189464. Its totient is φ = 401024514816.

The previous prime is 1030410212407. The next prime is 1030410212423. The reversal of 1030410212420 is 242120140301.

1030410212420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 86823336964 + 943586875456 = 294658^2 + 971384^2 .

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 = 1030410212392 and 1030410212401.

It is not an unprimeable number, because it can be changed into a prime (1030410212423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 696222377 + ... + 696223856.

It is an arithmetic number, because the mean of its divisors is an integer number (92597674561).

Almost surely, 21030410212420 is an apocalyptic number.

1030410212420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1030410212420 is an abundant number, since it is smaller than the sum of its proper divisors (1191933977044).

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

1030410212420 is a wasteful number, since it uses less digits than its factorization.

1030410212420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1392446279 (or 1392446277 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 1030410212420 its reverse (242120140301), we get a palindrome (1272530352721).

The spelling of 1030410212420 in words is "one trillion, thirty billion, four hundred ten million, two hundred twelve thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 37 74 148 185 370 740 1392446233 2784892466 5569784932 6962231165 13924462330 27848924660 51520510621 103041021242 206082042484 257602553105 515205106210 1030410212420