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248822880 = 25351730493
BaseRepresentation
bin11101101010010…
…11110001100000
3122100012111211020
432311023301200
51002144313010
640405045440
76110650065
oct1665136140
9570174736
10248822880
111184aa349
126b3b6880
133c71c997
1425090c6c
1516ca0470
hexed4bc60

248822880 has 96 divisors (see below), whose sum is σ = 829924704. Its totient is φ = 62447616.

The previous prime is 248822869. The next prime is 248822941. The reversal of 248822880 is 88228842.

248822880 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×2488228802 = 123825651222988800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7087 + ... + 23406.

It is an arithmetic number, because the mean of its divisors is an integer number (8645049).

Almost surely, 2248822880 is an apocalyptic number.

248822880 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

248822880 is an abundant number, since it is smaller than the sum of its proper divisors (581101824).

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

248822880 is a wasteful number, since it uses less digits than its factorization.

248822880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30528 (or 30520 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 42.

The square root of 248822880 is about 15774.1205777058. The cubic root of 248822880 is about 628.9702502436.

The spelling of 248822880 in words is "two hundred forty-eight million, eight hundred twenty-two thousand, eight hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 17 20 24 30 32 34 40 48 51 60 68 80 85 96 102 120 136 160 170 204 240 255 272 340 408 480 510 544 680 816 1020 1360 1632 2040 2720 4080 8160 30493 60986 91479 121972 152465 182958 243944 304930 365916 457395 487888 518381 609860 731832 914790 975776 1036762 1219720 1463664 1555143 1829580 2073524 2439440 2591905 2927328 3110286 3659160 4147048 4878880 5183810 6220572 7318320 7775715 8294096 10367620 12441144 14636640 15551430 16588192 20735240 24882288 31102860 41470480 49764576 62205720 82940960 124411440 248822880