Search a number
-
+
472430076073878 = 231317389239153511
BaseRepresentation
bin110101101101011000011001…
…0110111011001011110010110
32021221201212121021201222000110
41223122300302313121132112
5443410243243433331003
64352435214130223450
7201336642460255146
oct15332606267313626
92257655537658013
10472430076073878
111275925197983aa
1244ba0144724b86
131737bc711a6570
148493a482d0926
153993eccb4ea03
hex1adac32dd9796

472430076073878 has 64 divisors (see below), whose sum is σ = 1077424894490112. Its totient is φ = 136808799828480.

The previous prime is 472430076073877. The next prime is 472430076073909. The reversal of 472430076073878 is 878370670034274.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (472430076073877) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47035143 + ... + 56188653.

It is an arithmetic number, because the mean of its divisors is an integer number (16834763976408).

Almost surely, 2472430076073878 is an apocalyptic number.

472430076073878 is an abundant number, since it is smaller than the sum of its proper divisors (604994818416234).

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

472430076073878 is a wasteful number, since it uses less digits than its factorization.

472430076073878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9192469.

The product of its (nonzero) digits is 265531392, while the sum is 66.

The spelling of 472430076073878 in words is "four hundred seventy-two trillion, four hundred thirty billion, seventy-six million, seventy-three thousand, eight hundred seventy-eight".

Divisors: 1 2 3 6 13 17 26 34 39 51 78 102 221 442 663 1326 38923 77846 116769 233538 505999 661691 1011998 1323382 1517997 1985073 3035994 3970146 8601983 9153511 17203966 18307022 25805949 27460533 51611898 54921066 118995643 155609687 237991286 311219374 356986929 466829061 713973858 933658122 2022925931 4045851862 6068777793 12137555586 356282108653 712564217306 1068846325959 2137692651918 4631667412489 6056795847101 9263334824978 12113591694202 13895002237467 18170387541303 27790004474934 36340775082606 78738346012313 157476692024626 236215038036939 472430076073878