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807620352 = 28372111951
BaseRepresentation
bin110000001000110…
…100111100000000
32002021200100211220
4300020310330000
53123222322402
6212050035040
726004442200
oct6010647400
92067610756
10807620352
11384976140
121a6578a80
13cb420586
1479390400
154ad7edbc
hex30234f00

807620352 has 216 divisors, whose sum is σ = 2729083392. Its totient is φ = 209664000.

The previous prime is 807620323. The next prime is 807620353. The reversal of 807620352 is 253026708.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (807620353) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 412977 + ... + 414927.

Almost surely, 2807620352 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 807620352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1364541696).

807620352 is an abundant number, since it is smaller than the sum of its proper divisors (1921463040).

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

807620352 is a wasteful number, since it uses less digits than its factorization.

807620352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1995 (or 1974 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 807620352 is about 28418.6620374711. The cubic root of 807620352 is about 931.2560021114.

The spelling of 807620352 in words is "eight hundred seven million, six hundred twenty thousand, three hundred fifty-two".