Search a number
-
+
368894020 = 225117392269
BaseRepresentation
bin10101111111001…
…110000001000100
3221201010202110111
4111333032001010
51223414102040
6100334402404
712066355525
oct2577160104
9851122414
10368894020
1117a25a5a0
12a3660404
135b5700b1
1436dc884c
15225bbdea
hex15fce044

368894020 has 48 divisors (see below), whose sum is σ = 846619200. Its totient is φ = 133902720.

The previous prime is 368894003. The next prime is 368894021. The reversal of 368894020 is 20498863.

It is not an unprimeable number, because it can be changed into a prime (368894021) 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, 161446 + ... + 163714.

It is an arithmetic number, because the mean of its divisors is an integer number (17637900).

Almost surely, 2368894020 is an apocalyptic number.

It is an amenable number.

368894020 is an abundant number, since it is smaller than the sum of its proper divisors (477725180).

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

368894020 is a wasteful number, since it uses less digits than its factorization.

368894020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3028 (or 3026 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 40.

The square root of 368894020 is about 19206.6139649861. The cubic root of 368894020 is about 717.1894158527.

The spelling of 368894020 in words is "three hundred sixty-eight million, eight hundred ninety-four thousand, twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 739 1478 2269 2956 3695 4538 7390 8129 9076 11345 14780 16258 22690 24959 32516 40645 45380 49918 81290 99836 124795 162580 249590 499180 1676791 3353582 6707164 8383955 16767910 18444701 33535820 36889402 73778804 92223505 184447010 368894020