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420015001308 = 2237231072031767
BaseRepresentation
bin1100001110010101101…
…10000100111011011100
31111011010120022210011120
412013022312010323130
523340142320020213
6520541403050540
742226235414340
oct6071266047334
91434116283146
10420015001308
111521445780a1
126949a210a50
13307b8169096
1416486471620
15add3b29423
hex61cad84edc

420015001308 has 96 divisors (see below), whose sum is σ = 1179660754944. Its totient is φ = 113713879488.

The previous prime is 420015001229. The next prime is 420015001321. The reversal of 420015001308 is 803100510024.

420015001308 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 809160 + ... + 1222607.

It is an arithmetic number, because the mean of its divisors is an integer number (12288132864).

Almost surely, 2420015001308 is an apocalyptic number.

It is an amenable number.

420015001308 is an abundant number, since it is smaller than the sum of its proper divisors (759645753636).

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

420015001308 is a wasteful number, since it uses less digits than its factorization.

420015001308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2031911 (or 2031909 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The spelling of 420015001308 in words is "four hundred twenty billion, fifteen million, one thousand, three hundred eight".

Divisors: 1 2 3 4 6 7 12 14 21 23 28 42 46 69 84 92 107 138 161 214 276 321 322 428 483 642 644 749 966 1284 1498 1932 2247 2461 2996 4494 4922 7383 8988 9844 14766 17227 29532 34454 51681 68908 103362 206724 2031767 4063534 6095301 8127068 12190602 14222369 24381204 28444738 42667107 46730641 56889476 85334214 93461282 140191923 170668428 186922564 217399069 280383846 327114487 434798138 560767692 652197207 654228974 869596276 981343461 1304394414 1308457948 1521793483 1962686922 2608788828 3043586966 3925373844 4565380449 5000178587 6087173932 9130760898 10000357174 15000535761 18261521796 20000714348 30001071522 35001250109 60002143044 70002500218 105003750327 140005000436 210007500654 420015001308