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385102444 = 22361326647
BaseRepresentation
bin10110111101000…
…011001001101100
3222211122020020111
4112331003021230
51242041234234
6102114025404
712354213436
oct2675031154
9884566214
10385102444
11188420191
12a8b78264
1361a2678c
1439207656
1523c1e664
hex16f4326c

385102444 has 12 divisors (see below), whose sum is σ = 674141104. Its totient is φ = 192490704.

The previous prime is 385102441. The next prime is 385102483. The reversal of 385102444 is 444201583.

It is not an unprimeable number, because it can be changed into a prime (385102441) 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, 1129 + ... + 27775.

Almost surely, 2385102444 is an apocalyptic number.

It is an amenable number.

385102444 is a deficient number, since it is larger than the sum of its proper divisors (289038660).

385102444 is a wasteful number, since it uses less digits than its factorization.

385102444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30264 (or 30262 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 31.

The square root of 385102444 is about 19624.0272115588. The cubic root of 385102444 is about 727.5431536775.

The spelling of 385102444 in words is "three hundred eighty-five million, one hundred two thousand, four hundred forty-four".

Divisors: 1 2 4 3613 7226 14452 26647 53294 106588 96275611 192551222 385102444