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1042744836 = 223723539723
BaseRepresentation
bin111110001001110…
…000011000000100
32200200002221000010
4332021300120010
54113420313321
6251245350220
734561120260
oct7611603004
92620087003
101042744836
114956696a1
12251268370
131380551a3
149c6b70a0
1561826676
hex3e270604

1042744836 has 48 divisors (see below), whose sum is σ = 2901556224. Its totient is φ = 284973216.

The previous prime is 1042744823. The next prime is 1042744889. The reversal of 1042744836 is 6384472401.

It is a junction number, because it is equal to n+sod(n) for n = 1042744794 and 1042744803.

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, 267930 + ... + 271793.

It is an arithmetic number, because the mean of its divisors is an integer number (60449088).

Almost surely, 21042744836 is an apocalyptic number.

It is an amenable number.

1042744836 is an abundant number, since it is smaller than the sum of its proper divisors (1858811388).

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

1042744836 is a wasteful number, since it uses less digits than its factorization.

1042744836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539760 (or 539758 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 39.

The square root of 1042744836 is about 32291.5598260598. The cubic root of 1042744836 is about 1014.0499529951.

The spelling of 1042744836 in words is "one billion, forty-two million, seven hundred forty-four thousand, eight hundred thirty-six".

Divisors: 1 2 3 4 6 7 12 14 21 23 28 42 46 69 84 92 138 161 276 322 483 644 966 1932 539723 1079446 1619169 2158892 3238338 3778061 6476676 7556122 11334183 12413629 15112244 22668366 24827258 37240887 45336732 49654516 74481774 86895403 148963548 173790806 260686209 347581612 521372418 1042744836