Search a number
-
+
241978048 = 2613290839
BaseRepresentation
bin11100110110001…
…00101011000000
3121212022202110221
432123010223000
5443421244143
640002232424
75665531234
oct1633045300
9555282427
10241978048
11114654764
1269055714
133b1942a0
14241cc5c4
151639c2ed
hexe6c4ac0

241978048 has 28 divisors (see below), whose sum is σ = 517113520. Its totient is φ = 111681792.

The previous prime is 241978013. The next prime is 241978049. The reversal of 241978048 is 840879142.

It is a junction number, because it is equal to n+sod(n) for n = 241977995 and 241978013.

It is not an unprimeable number, because it can be changed into a prime (241978049) 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, 144588 + ... + 146251.

It is an arithmetic number, because the mean of its divisors is an integer number (18468340).

Almost surely, 2241978048 is an apocalyptic number.

It is an amenable number.

241978048 is an abundant number, since it is smaller than the sum of its proper divisors (275135472).

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

241978048 is a wasteful number, since it uses less digits than its factorization.

241978048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290864 (or 290854 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 43.

The square root of 241978048 is about 15555.6436061000. The cubic root of 241978048 is about 623.1491251906.

The spelling of 241978048 in words is "two hundred forty-one million, nine hundred seventy-eight thousand, forty-eight".

Divisors: 1 2 4 8 13 16 26 32 52 64 104 208 416 832 290839 581678 1163356 2326712 3780907 4653424 7561814 9306848 15123628 18613696 30247256 60494512 120989024 241978048