[go: up one dir, main page]

Search a number
-
+
1378307000 = 23537196901
BaseRepresentation
bin101001000100111…
…0100101110111000
310120001112020202102
41102021310232320
510310321311000
6344433522532
746104262520
oct12211645670
93501466672
101378307000
116480224a4
12325713448
1318c724895
14d10a6680
158100c3d5
hex52274bb8

1378307000 has 64 divisors (see below), whose sum is σ = 3686005440. Its totient is φ = 472560000.

The previous prime is 1378306957. The next prime is 1378307003. The reversal of 1378307000 is 7038731.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1378307003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91451 + ... + 105450.

It is an arithmetic number, because the mean of its divisors is an integer number (57593835).

Almost surely, 21378307000 is an apocalyptic number.

1378307000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1378307000 is an abundant number, since it is smaller than the sum of its proper divisors (2307698440).

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

1378307000 is a wasteful number, since it uses less digits than its factorization.

1378307000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196929 (or 196915 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 1378307000 is about 37125.5572348753. The cubic root of 1378307000 is about 1112.8808105917.

The spelling of 1378307000 in words is "one billion, three hundred seventy-eight million, three hundred seven thousand".

Divisors: 1 2 4 5 7 8 10 14 20 25 28 35 40 50 56 70 100 125 140 175 200 250 280 350 500 700 875 1000 1400 1750 3500 7000 196901 393802 787604 984505 1378307 1575208 1969010 2756614 3938020 4922525 5513228 6891535 7876040 9845050 11026456 13783070 19690100 24612625 27566140 34457675 39380200 49225250 55132280 68915350 98450500 137830700 172288375 196901000 275661400 344576750 689153500 1378307000