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801242538268 = 22401499527767
BaseRepresentation
bin10111010100011011100…
…01101110000100011100
32211121010222012020001111
423222031301232010130
5101111421042211033
61412030304151404
7111613352126404
oct13521561560434
92747128166044
10801242538268
11289894585127
1210b352608564
135a731515b13
142aacd3a9804
1515c974317cd
hexba8dc6e11c

801242538268 has 12 divisors (see below), whose sum is σ = 1405671139152. Its totient is φ = 399622212800.

The previous prime is 801242538209. The next prime is 801242538301. The reversal of 801242538268 is 862835242108.

It is a happy number.

801242538268 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 249762280 + ... + 249765487.

It is an arithmetic number, because the mean of its divisors is an integer number (117139261596).

Almost surely, 2801242538268 is an apocalyptic number.

It is an amenable number.

801242538268 is a deficient number, since it is larger than the sum of its proper divisors (604428600884).

801242538268 is a wasteful number, since it uses less digits than its factorization.

801242538268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 499528172 (or 499528170 counting only the distinct ones).

The product of its (nonzero) digits is 1474560, while the sum is 49.

The spelling of 801242538268 in words is "eight hundred one billion, two hundred forty-two million, five hundred thirty-eight thousand, two hundred sixty-eight".

Divisors: 1 2 4 401 802 1604 499527767 999055534 1998111068 200310634567 400621269134 801242538268