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454950912 = 21731389
BaseRepresentation
bin11011000111100…
…000000000000000
31011201001220022210
4123013200000000
51412431412122
6113051102120
714163006333
oct3307400000
91151056283
10454950912
11213898399
12108441940
1373341330
14445ca61a
1529e1a40c
hex1b1e0000

454950912 has 144 divisors (see below), whose sum is σ = 1321200720. Its totient is φ = 138412032.

The previous prime is 454950863. The next prime is 454950931. The reversal of 454950912 is 219059454.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5111764 + ... + 5111852.

It is an arithmetic number, because the mean of its divisors is an integer number (9175005).

Almost surely, 2454950912 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 454950912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (660600360).

454950912 is an abundant number, since it is smaller than the sum of its proper divisors (866249808).

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

454950912 is an frugal number, since it uses more digits than its factorization.

454950912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139 (or 107 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 39.

The square root of 454950912 is about 21329.5783361978. The cubic root of 454950912 is about 769.1095074658.

The spelling of 454950912 in words is "four hundred fifty-four million, nine hundred fifty thousand, nine hundred twelve".

Divisors: 1 2 3 4 6 8 12 13 16 24 26 32 39 48 52 64 78 89 96 104 128 156 178 192 208 256 267 312 356 384 416 512 534 624 712 768 832 1024 1068 1157 1248 1424 1536 1664 2048 2136 2314 2496 2848 3072 3328 3471 4096 4272 4628 4992 5696 6144 6656 6942 8192 8544 9256 9984 11392 12288 13312 13884 16384 17088 18512 19968 22784 24576 26624 27768 32768 34176 37024 39936 45568 49152 53248 55536 65536 68352 74048 79872 91136 98304 106496 111072 131072 136704 148096 159744 182272 196608 212992 222144 273408 296192 319488 364544 393216 425984 444288 546816 592384 638976 729088 851968 888576 1093632 1184768 1277952 1458176 1703936 1777152 2187264 2369536 2555904 2916352 3554304 4374528 4739072 5111808 5832704 7108608 8749056 9478144 11665408 14217216 17498112 18956288 28434432 34996224 37912576 56868864 75825152 113737728 151650304 227475456 454950912