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90214848 = 2632156623
BaseRepresentation
bin1010110000010…
…01000111000000
320021202101111200
411120021013000
5141043333343
612541341200
72143546023
oct530110700
9207671450
1090214848
1146a18829
1226267800
13158c8989
14bda51ba
157dc04d3
hex56091c0

90214848 has 42 divisors (see below), whose sum is σ = 258586224. Its totient is φ = 30071424.

The previous prime is 90214847. The next prime is 90214849. The reversal of 90214848 is 84841209.

It is an interprime number because it is at equal distance from previous prime (90214847) and next prime (90214849).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90214841) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 77736 + ... + 78887.

Almost surely, 290214848 is an apocalyptic number.

It is an amenable number.

90214848 is an abundant number, since it is smaller than the sum of its proper divisors (168371376).

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

90214848 is a wasteful number, since it uses less digits than its factorization.

90214848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156641 (or 156628 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 36.

The square root of 90214848 is about 9498.1497145497. The cubic root of 90214848 is about 448.4967915864.

The spelling of 90214848 in words is "ninety million, two hundred fourteen thousand, eight hundred forty-eight".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 144 192 288 576 156623 313246 469869 626492 939738 1252984 1409607 1879476 2505968 2819214 3758952 5011936 5638428 7517904 10023872 11276856 15035808 22553712 30071616 45107424 90214848