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407150068 = 221321771499
BaseRepresentation
bin11000010001001…
…001110111110100
31001101010100220011
4120101021313310
51313212300233
6104222350004
713042501303
oct3021116764
91041110804
10407150068
11199909966
12b442b304
1366475c00
143c10643a
1525b270cd
hex18449df4

407150068 has 72 divisors (see below), whose sum is σ = 830088000. Its totient is φ = 174021120.

The previous prime is 407150047. The next prime is 407150083. The reversal of 407150068 is 860051704.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 815683 + ... + 816181.

It is an arithmetic number, because the mean of its divisors is an integer number (11529000).

Almost surely, 2407150068 is an apocalyptic number.

It is an amenable number.

407150068 is an abundant number, since it is smaller than the sum of its proper divisors (422937932).

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

407150068 is a wasteful number, since it uses less digits than its factorization.

407150068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617 (or 602 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 407150068 is about 20177.9599563484. The cubic root of 407150068 is about 741.1705773303.

The spelling of 407150068 in words is "four hundred seven million, one hundred fifty thousand, sixty-eight".

Divisors: 1 2 4 13 17 26 34 52 68 71 142 169 221 284 338 442 499 676 884 923 998 1207 1846 1996 2414 2873 3692 4828 5746 6487 8483 11492 11999 12974 15691 16966 23998 25948 31382 33932 35429 47996 62764 70858 84331 110279 141716 168662 203983 220558 337324 407966 441116 460577 602293 815932 921154 1204586 1433627 1842308 2409172 2867254 5734508 5987501 7829809 11975002 15659618 23950004 31319236 101787517 203575034 407150068