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407080704 = 2835373137
BaseRepresentation
bin11000010000111…
…000111100000000
31001100222211202010
4120100320330000
51313203040304
6104221052520
713042062132
oct3020707400
91040884663
10407080704
11199871838
12b43b7140
1366450474
143c0c9052
1525b11789
hex18438f00

407080704 has 144 divisors (see below), whose sum is σ = 1127159712. Its totient is φ = 130351104.

The previous prime is 407080693. The next prime is 407080717.

407080704 is nontrivially palindromic in base 10.

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, 2971324 + ... + 2971460.

It is an arithmetic number, because the mean of its divisors is an integer number (7827498).

Almost surely, 2407080704 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 407080704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (563579856).

407080704 is an abundant number, since it is smaller than the sum of its proper divisors (720079008).

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

407080704 is a wasteful number, since it uses less digits than its factorization.

407080704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282 (or 268 counting only the distinct ones).

The product of its (nonzero) digits is 6272, while the sum is 30.

The square root of 407080704 is about 20176.2410770688. The cubic root of 407080704 is about 741.1284851717.

The spelling of 407080704 in words is "four hundred seven million, eighty thousand, seven hundred four".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 53 64 73 96 106 128 137 146 159 192 212 219 256 274 292 318 384 411 424 438 548 584 636 768 822 848 876 1096 1168 1272 1644 1696 1752 2192 2336 2544 3288 3392 3504 3869 4384 4672 5088 6576 6784 7008 7261 7738 8768 9344 10001 10176 11607 13152 13568 14016 14522 15476 17536 18688 20002 20352 21783 23214 26304 28032 29044 30003 30952 35072 40004 40704 43566 46428 52608 56064 58088 60006 61904 80008 87132 92856 105216 116176 120012 123808 160016 174264 185712 232352 240024 247616 320032 348528 371424 464704 480048 495232 530053 640064 697056 742848 929408 960096 990464 1060106 1280128 1394112 1485696 1590159 1858816 1920192 2120212 2560256 2788224 2971392 3180318 3840384 4240424 5576448 6360636 7680768 8480848 12721272 16961696 25442544 33923392 50885088 67846784 101770176 135693568 203540352 407080704