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5428831290 = 2353137157769
BaseRepresentation
bin1010000111001010…
…10110010000111010
3112000100022012111120
411003211112100322
542104240100130
62254410410110
7251350206321
oct50345262072
915010265446
105428831290
112336485333
121076130936
1368695620c
1439700d0b8
1521b912910
hex14395643a

5428831290 has 64 divisors (see below), whose sum is σ = 13813079040. Its totient is φ = 1363115520.

The previous prime is 5428831277. The next prime is 5428831307. The reversal of 5428831290 is 921388245.

It is a super-4 number, since 4×54288312904 (a number of 40 digits) contains 4444 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44475 + ... + 113294.

It is an arithmetic number, because the mean of its divisors is an integer number (215829360).

Almost surely, 25428831290 is an apocalyptic number.

5428831290 is an abundant number, since it is smaller than the sum of its proper divisors (8384247750).

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

5428831290 is a wasteful number, since it uses less digits than its factorization.

5428831290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157847.

The product of its (nonzero) digits is 138240, while the sum is 42.

The square root of 5428831290 is about 73680.6032141431. The cubic root of 5428831290 is about 1757.5274433587.

The spelling of 5428831290 in words is "five billion, four hundred twenty-eight million, eight hundred thirty-one thousand, two hundred ninety".

Divisors: 1 2 3 5 6 10 15 30 31 37 62 74 93 111 155 185 186 222 310 370 465 555 930 1110 1147 2294 3441 5735 6882 11470 17205 34410 157769 315538 473307 788845 946614 1577690 2366535 4733070 4890839 5837453 9781678 11674906 14672517 17512359 24454195 29187265 29345034 35024718 48908390 58374530 73362585 87561795 146725170 175123590 180961043 361922086 542883129 904805215 1085766258 1809610430 2714415645 5428831290