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90363503974 = 2199492264863
BaseRepresentation
bin101010000101000010…
…1011010010101100110
322122020120212121211111
41110022011122111212
52440031024111344
6105302403255234
76346202052622
oct1241205322546
9278216777744
1090363503974
1135360929aa7
121561a67a51a
1386a1225ba3
1445332c2182
15253d231834
hex150a15a566

90363503974 has 8 divisors (see below), whose sum is σ = 135552110400. Its totient is φ = 45179467176.

The previous prime is 90363503959. The next prime is 90363503999. The reversal of 90363503974 is 47930536309.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-4 number, since 4×903635039744 (a number of 45 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

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, 1092534 + ... + 1172329.

It is an arithmetic number, because the mean of its divisors is an integer number (16944013800).

Almost surely, 290363503974 is an apocalyptic number.

90363503974 is a deficient number, since it is larger than the sum of its proper divisors (45188606426).

90363503974 is a wasteful number, since it uses less digits than its factorization.

90363503974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2284814.

The product of its (nonzero) digits is 1837080, while the sum is 49.

The spelling of 90363503974 in words is "ninety billion, three hundred sixty-three million, five hundred three thousand, nine hundred seventy-four".

Divisors: 1 2 19949 39898 2264863 4529726 45181751987 90363503974