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801472212 = 223319390581
BaseRepresentation
bin101111110001010…
…111111011010100
32001212010000012000
4233301113323110
53120134102322
6211310155300
725601254452
oct5761277324
92055100160
10801472212
11381456a32
121a44b2b30
13ca07a018
147862d9d2
154a5683ac
hex2fc57ed4

801472212 has 48 divisors (see below), whose sum is σ = 2187259200. Its totient is φ = 253095840.

The previous prime is 801472181. The next prime is 801472253. The reversal of 801472212 is 212274108.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 193239 + ... + 197342.

It is an arithmetic number, because the mean of its divisors is an integer number (45567900).

Almost surely, 2801472212 is an apocalyptic number.

It is an amenable number.

801472212 is an abundant number, since it is smaller than the sum of its proper divisors (1385786988).

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

801472212 is a wasteful number, since it uses less digits than its factorization.

801472212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390613 (or 390605 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 27.

The square root of 801472212 is about 28310.2845623282. The cubic root of 801472212 is about 928.8868679978.

The spelling of 801472212 in words is "eight hundred one million, four hundred seventy-two thousand, two hundred twelve".

Divisors: 1 2 3 4 6 9 12 18 19 27 36 38 54 57 76 108 114 171 228 342 513 684 1026 2052 390581 781162 1171743 1562324 2343486 3515229 4686972 7030458 7421039 10545687 14060916 14842078 21091374 22263117 29684156 42182748 44526234 66789351 89052468 133578702 200368053 267157404 400736106 801472212