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90095480 = 2352252387
BaseRepresentation
bin1010101111010…
…11111101111000
320021112022202122
411113223331320
5141031023410
612535020412
72142541016
oct527537570
9207468678
1090095480
1146947082
122620a708
1315886547
14bd738b6
157d99e55
hex55ebf78

90095480 has 16 divisors (see below), whose sum is σ = 202714920. Its totient is φ = 36038176.

The previous prime is 90095441. The next prime is 90095483. The reversal of 90095480 is 8459009.

It is a self number, because there is not a number n which added to its sum of digits gives 90095480.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90095483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1126154 + ... + 1126233.

Almost surely, 290095480 is an apocalyptic number.

It is an amenable number.

90095480 is an abundant number, since it is smaller than the sum of its proper divisors (112619440).

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

90095480 is a wasteful number, since it uses less digits than its factorization.

90095480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2252398 (or 2252394 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 35.

The square root of 90095480 is about 9491.8638844012. The cubic root of 90095480 is about 448.2988943971.

The spelling of 90095480 in words is "ninety million, ninety-five thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 2252387 4504774 9009548 11261935 18019096 22523870 45047740 90095480