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226490074722 = 23413922692
BaseRepresentation
bin1101001011101111011…
…1000100011001100010
3210122121111000220120000
43102323313010121202
512202322424342342
6252014220200430
722235430604362
oct3227367043142
9718544026500
10226490074722
118806581943a
1237a8b099116
13184864810c2
14ad683069a2
155d58d8044c
hex34bbdc4662

226490074722 has 90 divisors (see below), whose sum is σ = 513090296433. Its totient is φ = 74674912176.

The previous prime is 226490074717. The next prime is 226490074729. The reversal of 226490074722 is 227470094622.

It is a happy number.

226490074722 is a `hidden beast` number, since 2 + 26 + 490 + 0 + 74 + 72 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 169397273241 + 57092801481 = 411579^2 + 238941^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=336519.

It is not an unprimeable number, because it can be changed into a prime (226490074729) by changing a digit.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 841970404 + ... + 841970672.

Almost surely, 2226490074722 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 226490074722

226490074722 is an abundant number, since it is smaller than the sum of its proper divisors (286600221711).

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

226490074722 is an frugal number, since it uses more digits than its factorization.

226490074722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 830 (or 413 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 45.

The spelling of 226490074722 in words is "two hundred twenty-six billion, four hundred ninety million, seventy-four thousand, seven hundred twenty-two".

Divisors: 1 2 3 6 9 18 27 54 81 139 162 269 278 417 538 807 834 1251 1614 2421 2502 3753 4842 7263 7506 11259 14526 19321 21789 22518 37391 38642 43578 57963 72361 74782 112173 115926 144722 173889 217083 224346 336519 347778 434166 521667 651249 673038 1009557 1043334 1302498 1565001 1953747 2019114 3028671 3130002 3907494 5197349 5861241 6057342 10058179 10394698 11722482 15592047 20116358 30174537 31184094 46776141 60349074 90523611 93552282 140328423 181047222 271570833 280656846 420985269 543141666 814712499 841970538 1398086881 1629424998 2796173762 4194260643 8388521286 12582781929 25165563858 37748345787 75496691574 113245037361 226490074722