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40302837120 = 27357213311063
BaseRepresentation
bin100101100010001111…
…000111110110000000
310212000202220020221010
4211202033013312000
51130020011241440
630303113400520
72624512314600
oct454217076600
9125022806833
1040302837120
11161019a0057
127989409140
133a53a34820
141d448bcc00
1510ad3a6580
hex9623c7d80

40302837120 has 768 divisors, whose sum is σ = 166282260480. Its totient is φ = 8221409280.

The previous prime is 40302837119. The next prime is 40302837209. The reversal of 40302837120 is 2173820304.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 37913709 + ... + 37914771.

It is an arithmetic number, because the mean of its divisors is an integer number (216513360).

Almost surely, 240302837120 is an apocalyptic number.

40302837120 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 40302837120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83141130240).

40302837120 is an abundant number, since it is smaller than the sum of its proper divisors (125979423360).

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

40302837120 is a wasteful number, since it uses less digits than its factorization.

40302837120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1143 (or 1124 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 30.

The spelling of 40302837120 in words is "forty billion, three hundred two million, eight hundred thirty-seven thousand, one hundred twenty".