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429125760 = 27325729367
BaseRepresentation
bin11001100100111…
…111000010000000
31002220110211212200
4121210333002000
51334324011020
6110325353200
713430336340
oct3144770200
91086424780
10429125760
11200259598
12bb868800
136ab9b68b
1440dc6d20
1527a18590
hex1993f080

429125760 has 384 divisors, whose sum is σ = 1756684800. Its totient is φ = 94445568.

The previous prime is 429125759. The next prime is 429125771. The reversal of 429125760 is 67521924.

It is a tau number, because it is divible by the number of its divisors (384).

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

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1169097 + ... + 1169463.

It is an arithmetic number, because the mean of its divisors is an integer number (4574700).

Almost surely, 2429125760 is an apocalyptic number.

429125760 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 429125760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (878342400).

429125760 is an abundant number, since it is smaller than the sum of its proper divisors (1327559040).

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

429125760 is a wasteful number, since it uses less digits than its factorization.

429125760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428 (or 413 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 429125760 is about 20715.3508297591. The cubic root of 429125760 is about 754.2723630065.

The spelling of 429125760 in words is "four hundred twenty-nine million, one hundred twenty-five thousand, seven hundred sixty".