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1025464233 = 3673507907
BaseRepresentation
bin111101000111110…
…101011110101001
32122110120222110210
4331013311132221
54100004323413
6245431131333
734261205433
oct7507653651
92573528423
101025464233
11486936502
12247513b49
131345b4791
149a299653
15600613c3
hex3d1f57a9

1025464233 has 8 divisors (see below), whose sum is σ = 1369319968. Its totient is φ = 682625664.

The previous prime is 1025464199. The next prime is 1025464241. The reversal of 1025464233 is 3324645201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1025464233 - 217 = 1025333161 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1025464233.

It is not an unprimeable number, because it can be changed into a prime (1025462233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 251935 + ... + 255972.

It is an arithmetic number, because the mean of its divisors is an integer number (171164996).

Almost surely, 21025464233 is an apocalyptic number.

It is an amenable number.

1025464233 is a deficient number, since it is larger than the sum of its proper divisors (343855735).

1025464233 is an equidigital number, since it uses as much as digits as its factorization.

1025464233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508583.

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 1025464233 is about 32022.8704678391. The cubic root of 1025464233 is about 1008.4170324590.

The spelling of 1025464233 in words is "one billion, twenty-five million, four hundred sixty-four thousand, two hundred thirty-three".

Divisors: 1 3 673 2019 507907 1523721 341821411 1025464233