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385556002 = 21314829077
BaseRepresentation
bin10110111110110…
…001111000100010
3222212111021101221
4112332301320202
51242200243002
6102131445254
712361112656
oct2676617042
9885437357
10385556002
111886aaa27
12a915682a
1361b55060
14392c4a66
1523cadc37
hex16fb1e22

385556002 has 8 divisors (see below), whose sum is σ = 622821276. Its totient is φ = 177948912.

The previous prime is 385555981. The next prime is 385556009. The reversal of 385556002 is 200655583.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 296838441 + 88717561 = 17229^2 + 9419^2 .

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

It is not an unprimeable number, because it can be changed into a prime (385556009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7414513 + ... + 7414564.

Almost surely, 2385556002 is an apocalyptic number.

385556002 is a deficient number, since it is larger than the sum of its proper divisors (237265274).

385556002 is a wasteful number, since it uses less digits than its factorization.

385556002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14829092.

The product of its (nonzero) digits is 36000, while the sum is 34.

The square root of 385556002 is about 19635.5800016195. The cubic root of 385556002 is about 727.8286652002.

The spelling of 385556002 in words is "three hundred eighty-five million, five hundred fifty-six thousand, two".

Divisors: 1 2 13 26 14829077 29658154 192778001 385556002