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10104420040 = 23511131766507
BaseRepresentation
bin10010110100100010…
…10011011011001000
3222002012020201111021
421122101103123020
5131143212420130
64350352442224
7505253103361
oct113221233310
928065221437
1010104420040
114315755370
121b5bb49374
13c5051aa90
146bbd84b68
153e213737a
hex25a4536c8

10104420040 has 64 divisors (see below), whose sum is σ = 26709600960. Its totient is φ = 3391691520.

The previous prime is 10104420031. The next prime is 10104420043. The reversal of 10104420040 is 4002440101.

It is a junction number, because it is equal to n+sod(n) for n = 10104419996 and 10104420023.

It is not an unprimeable number, because it can be changed into a prime (10104420043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 877534 + ... + 888973.

It is an arithmetic number, because the mean of its divisors is an integer number (417337515).

Almost surely, 210104420040 is an apocalyptic number.

10104420040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10104420040 is an abundant number, since it is smaller than the sum of its proper divisors (16605180920).

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

10104420040 is a wasteful number, since it uses less digits than its factorization.

10104420040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1766542 (or 1766538 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 10104420040 its reverse (4002440101), we get a palindrome (14106860141).

The spelling of 10104420040 in words is "ten billion, one hundred four million, four hundred twenty thousand, forty".

Divisors: 1 2 4 5 8 10 11 13 20 22 26 40 44 52 55 65 88 104 110 130 143 220 260 286 440 520 572 715 1144 1430 2860 5720 1766507 3533014 7066028 8832535 14132056 17665070 19431577 22964591 35330140 38863154 45929182 70660280 77726308 91858364 97157885 114822955 155452616 183716728 194315770 229645910 252610501 388631540 459291820 505221002 777263080 918583640 1010442004 1263052505 2020884008 2526105010 5052210020 10104420040