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42869068792 = 23112693495189
BaseRepresentation
bin100111111011001100…
…100001001111111000
311002122121201022222121
4213323030201033320
51200243440200132
631405504531024
73045223033564
oct477314411770
9132577638877
1042869068792
11171a9520980
128384920a74
1340725b34c4
1421096506a4
1511ad816497
hex9fb3213f8

42869068792 has 64 divisors (see below), whose sum is σ = 88281900000. Its totient is φ = 19354145280.

The previous prime is 42869068789. The next prime is 42869068841. The reversal of 42869068792 is 29786096824.

It is a self number, because there is not a number n which added to its sum of digits gives 42869068792.

It is a congruent number.

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, 8258934 + ... + 8264122.

Almost surely, 242869068792 is an apocalyptic number.

It is an amenable number.

42869068792 is an abundant number, since it is smaller than the sum of its proper divisors (45412831208).

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

42869068792 is a wasteful number, since it uses less digits than its factorization.

42869068792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5824 (or 5820 counting only the distinct ones).

The product of its (nonzero) digits is 20901888, while the sum is 61.

The spelling of 42869068792 in words is "forty-two billion, eight hundred sixty-nine million, sixty-eight thousand, seven hundred ninety-two".

Divisors: 1 2 4 8 11 22 44 88 269 349 538 698 1076 1396 2152 2792 2959 3839 5189 5918 7678 10378 11836 15356 20756 23672 30712 41512 57079 93881 114158 187762 228316 375524 456632 751048 1032691 1395841 1810961 2065382 2791682 3621922 4130764 5583364 7243844 8261528 11166728 14487688 15354251 19920571 30708502 39841142 61417004 79682284 122834008 159364568 487148509 974297018 1948594036 3897188072 5358633599 10717267198 21434534396 42869068792