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153210054 = 23211121019
BaseRepresentation
bin10010010000111…
…00110011000110
3101200021212200110
421020130303012
5303210210204
623111453450
73540156354
oct1110346306
9350255613
10153210054
1179534a88
1243387286
132598404a
14164c27d4
15d6b5889
hex921ccc6

153210054 has 16 divisors (see below), whose sum is σ = 307874880. Its totient is φ = 50827560.

The previous prime is 153210049. The next prime is 153210089. The reversal of 153210054 is 450012351.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 153210054.

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, 59244 + ... + 61775.

It is an arithmetic number, because the mean of its divisors is an integer number (19242180).

Almost surely, 2153210054 is an apocalyptic number.

153210054 is an abundant number, since it is smaller than the sum of its proper divisors (154664826).

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

153210054 is a wasteful number, since it uses less digits than its factorization.

153210054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121235.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 153210054 is about 12377.8048942452. The cubic root of 153210054 is about 535.0927768761.

The spelling of 153210054 in words is "one hundred fifty-three million, two hundred ten thousand, fifty-four".

Divisors: 1 2 3 6 211 422 633 1266 121019 242038 363057 726114 25535009 51070018 76605027 153210054