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378325888 = 2717372127
BaseRepresentation
bin10110100011001…
…100101110000000
3222100212221112221
4112203030232000
51233322412023
6101312500424
712242500633
oct2643145600
9870787487
10378325888
11184611926
12a684a714
13604c3195
1438361c1a
152333185d
hex168ccb80

378325888 has 96 divisors (see below), whose sum is σ = 826640640. Its totient is φ = 171859968.

The previous prime is 378325861. The next prime is 378325907. The reversal of 378325888 is 888523873.

It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2978881 + ... + 2979007.

It is an arithmetic number, because the mean of its divisors is an integer number (8610840).

Almost surely, 2378325888 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 378325888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (413320320).

378325888 is an abundant number, since it is smaller than the sum of its proper divisors (448314752).

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

378325888 is a wasteful number, since it uses less digits than its factorization.

378325888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232 (or 183 counting only the distinct ones).

The product of its digits is 2580480, while the sum is 52.

The square root of 378325888 is about 19450.6012246408. The cubic root of 378325888 is about 723.2504069859.

The spelling of 378325888 in words is "three hundred seventy-eight million, three hundred twenty-five thousand, eight hundred eighty-eight".

Divisors: 1 2 4 8 16 17 32 34 37 64 68 74 127 128 136 148 254 272 296 508 544 592 629 1016 1088 1184 1258 1369 2032 2159 2176 2368 2516 2738 4064 4318 4699 4736 5032 5476 8128 8636 9398 10064 10952 16256 17272 18796 20128 21904 23273 34544 37592 40256 43808 46546 69088 75184 79883 80512 87616 93092 138176 150368 159766 173863 175232 186184 276352 300736 319532 347726 372368 601472 639064 695452 744736 1278128 1390904 1489472 2556256 2781808 2955671 2978944 5112512 5563616 5911342 10225024 11127232 11822684 22254464 23645368 47290736 94581472 189162944 378325888