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2957406452 = 227111371101103
BaseRepresentation
bin1011000001000110…
…0111000011110100
321122002212210222022
42300101213003310
522024044001302
61205243252312
7133200353150
oct26021470364
97562783868
102957406452
111288419270
126a651a098
13381920360
14200aba060
1512497d8a2
hexb04670f4

2957406452 has 192 divisors, whose sum is σ = 7185604608. Its totient is φ = 1028160000.

The previous prime is 2957406451. The next prime is 2957406467. The reversal of 2957406452 is 2546047592.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2957406451) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 28712633 + ... + 28712735.

It is an arithmetic number, because the mean of its divisors is an integer number (37425024).

Almost surely, 22957406452 is an apocalyptic number.

2957406452 is a gapful number since it is divisible by the number (22) 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 2957406452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3592802304).

2957406452 is an abundant number, since it is smaller than the sum of its proper divisors (4228198156).

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

2957406452 is a wasteful number, since it uses less digits than its factorization.

2957406452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310 (or 308 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 44.

The square root of 2957406452 is about 54382.0416314062. The cubic root of 2957406452 is about 1435.3913960274.

The spelling of 2957406452 in words is "two billion, nine hundred fifty-seven million, four hundred six thousand, four hundred fifty-two".