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245301072 = 24323222193
BaseRepresentation
bin11101001111011…
…11111101010000
3122002120120210220
432213233331100
51000244113242
640201353040
76036011322
oct1647577520
9562516726
10245301072
11116514365
126a198780
133ba88983
1424815612
1516806bec
hexe9eff50

245301072 has 40 divisors (see below), whose sum is σ = 661249344. Its totient is φ = 78211584.

The previous prime is 245301071. The next prime is 245301079. The reversal of 245301072 is 270103542.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245301071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109993 + ... + 112200.

Almost surely, 2245301072 is an apocalyptic number.

It is an amenable number.

245301072 is an abundant number, since it is smaller than the sum of its proper divisors (415948272).

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

245301072 is a wasteful number, since it uses less digits than its factorization.

245301072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222227 (or 222221 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 245301072 is about 15662.0902819515. The cubic root of 245301072 is about 625.9886832905.

The spelling of 245301072 in words is "two hundred forty-five million, three hundred one thousand, seventy-two".

Divisors: 1 2 3 4 6 8 12 16 23 24 46 48 69 92 138 184 276 368 552 1104 222193 444386 666579 888772 1333158 1777544 2666316 3555088 5110439 5332632 10220878 10665264 15331317 20441756 30662634 40883512 61325268 81767024 122650536 245301072