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90053040046 = 2307521281509
BaseRepresentation
bin101001111011110010…
…1000101011110101110
322121102221200102101111
41103313211011132232
52433412034240141
6105211513102234
76335412132154
oct1236745053656
9277387612344
1090053040046
1135211658942
12155526b797a
138651b03318
144503d873d4
152520d57381
hex14f79457ae

90053040046 has 16 divisors (see below), whose sum is σ = 135780155280. Its totient is φ = 44793552960.

The previous prime is 90053040023. The next prime is 90053040131. The reversal of 90053040046 is 64004035009.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 179140 + ... + 460648.

It is an arithmetic number, because the mean of its divisors is an integer number (8486259705).

Almost surely, 290053040046 is an apocalyptic number.

90053040046 is a deficient number, since it is larger than the sum of its proper divisors (45727115234).

90053040046 is a wasteful number, since it uses less digits than its factorization.

90053040046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282339.

The product of its (nonzero) digits is 12960, while the sum is 31.

The spelling of 90053040046 in words is "ninety billion, fifty-three million, forty thousand, forty-six".

Divisors: 1 2 307 521 614 1042 159947 281509 319894 563018 86423263 146666189 172846526 293332378 45026520023 90053040046