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76950432 = 25331321731
BaseRepresentation
bin1001001011000…
…10101110100000
312100210111011000
410211202232200
5124144403212
611345152000
71623032166
oct445425640
9170714130
1076950432
113a488aa9
122192b600
1312c33300
14a311236
156b501dc
hex4962ba0

76950432 has 288 divisors, whose sum is σ = 265628160. Its totient is φ = 21565440.

The previous prime is 76950431. The next prime is 76950469. The reversal of 76950432 is 23405967.

It is a tau number, because it is divible by the number of its divisors (288).

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

It is not an unprimeable number, because it can be changed into a prime (76950431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2482257 + ... + 2482287.

It is an arithmetic number, because the mean of its divisors is an integer number (922320).

Almost surely, 276950432 is an apocalyptic number.

76950432 is a gapful number since it is divisible by the number (72) 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 76950432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (132814080).

76950432 is an abundant number, since it is smaller than the sum of its proper divisors (188677728).

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

76950432 is a wasteful number, since it uses less digits than its factorization.

76950432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93 (or 66 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 76950432 is about 8772.1395337740. The cubic root of 76950432 is about 425.3407776617.

The spelling of 76950432 in words is "seventy-six million, nine hundred fifty thousand, four hundred thirty-two".