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90016748384 = 252813023387
BaseRepresentation
bin101001111010101101…
…0101001001101100000
322121100102101121120212
41103311122221031200
52433323241422014
6105204135153252
76334461510443
oct1236532511540
9277312347525
1090016748384
11351a3120432
1215542515828
138647437674
1444dd21b65a
15251ca8923e
hex14f56a9360

90016748384 has 12 divisors (see below), whose sum is σ = 177220473444. Its totient is φ = 45008374176.

The previous prime is 90016748377. The next prime is 90016748413. The reversal of 90016748384 is 48384761009.

It is a super-2 number, since 2×900167483842 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1406511662 + ... + 1406511725.

It is an arithmetic number, because the mean of its divisors is an integer number (14768372787).

Almost surely, 290016748384 is an apocalyptic number.

It is an amenable number.

90016748384 is a deficient number, since it is larger than the sum of its proper divisors (87203725060).

90016748384 is a wasteful number, since it uses less digits than its factorization.

90016748384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2813023397 (or 2813023389 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 50.

The spelling of 90016748384 in words is "ninety billion, sixteen million, seven hundred forty-eight thousand, three hundred eighty-four".

Divisors: 1 2 4 8 16 32 2813023387 5626046774 11252093548 22504187096 45008374192 90016748384