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1013032428 = 223412059009
BaseRepresentation
bin111100011000011…
…010010111101100
32121121012101020120
4330120122113230
54033314014203
6244304444540
734050430212
oct7430322754
92547171216
101013032428
1147a915291
12243319750
13131b51095
1498780cb2
155de07b53
hex3c61a5ec

1013032428 has 24 divisors (see below), whose sum is σ = 2421395760. Its totient is φ = 329441280.

The previous prime is 1013032393. The next prime is 1013032463. The reversal of 1013032428 is 8242303101.

It is an interprime number because it is at equal distance from previous prime (1013032393) and next prime (1013032463).

It is a junction number, because it is equal to n+sod(n) for n = 1013032398 and 1013032407.

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, 1029013 + ... + 1029996.

It is an arithmetic number, because the mean of its divisors is an integer number (100891490).

Almost surely, 21013032428 is an apocalyptic number.

It is an amenable number.

1013032428 is an abundant number, since it is smaller than the sum of its proper divisors (1408363332).

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

1013032428 is a wasteful number, since it uses less digits than its factorization.

1013032428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2059057 (or 2059055 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 1013032428 is about 31828.1703526923. The cubic root of 1013032428 is about 1004.3254065500.

Adding to 1013032428 its reverse (8242303101), we get a palindrome (9255335529).

The spelling of 1013032428 in words is "one billion, thirteen million, thirty-two thousand, four hundred twenty-eight".

Divisors: 1 2 3 4 6 12 41 82 123 164 246 492 2059009 4118018 6177027 8236036 12354054 24708108 84419369 168838738 253258107 337677476 506516214 1013032428