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30552984 = 23337112167
BaseRepresentation
bin111010010001…
…1001110011000
32010111020211000
41310203032120
530310143414
63010505000
7520460520
oct164431630
963436730
1030552984
1116278a00
12a295160
1364398b7
1440b4680
152a37b09
hex1d23398

30552984 has 192 divisors, whose sum is σ = 107251200. Its totient is φ = 7888320.

The previous prime is 30552983. The next prime is 30552989. The reversal of 30552984 is 48925503.

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 (30552983) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 182869 + ... + 183035.

It is an arithmetic number, because the mean of its divisors is an integer number (558600).

Almost surely, 230552984 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30552984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53625600).

30552984 is an abundant number, since it is smaller than the sum of its proper divisors (76698216).

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

30552984 is a wasteful number, since it uses less digits than its factorization.

30552984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211 (or 190 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The square root of 30552984 is about 5527.4753730795. The cubic root of 30552984 is about 312.6208053467.

The spelling of 30552984 in words is "thirty million, five hundred fifty-two thousand, nine hundred eighty-four".