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15013551630234 = 23233725111714639
BaseRepresentation
bin1101101001111001110101…
…1010010110011110011010
31222011021121020010112010110
43122132131122112132122
53431440223204131414
651533044100025150
73106456543145463
oct332363532263632
958137536115113
1015013551630234
114869236546993
1218258880921b6
1384ba059829b1
1439c9345d5d6a
151b080c22c459
hexda79d69679a

15013551630234 has 64 divisors (see below), whose sum is σ = 32307665080320. Its totient is φ = 4638996648000.

The previous prime is 15013551630229. The next prime is 15013551630241. The reversal of 15013551630234 is 43203615531051.

It is a junction number, because it is equal to n+sod(n) for n = 15013551630192 and 15013551630201.

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, 4575714 + ... + 7138925.

It is an arithmetic number, because the mean of its divisors is an integer number (504807266880).

Almost surely, 215013551630234 is an apocalyptic number.

15013551630234 is an abundant number, since it is smaller than the sum of its proper divisors (17294113450086).

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

15013551630234 is a wasteful number, since it uses less digits than its factorization.

15013551630234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11714955.

The product of its (nonzero) digits is 162000, while the sum is 39.

The spelling of 15013551630234 in words is "fifteen trillion, thirteen billion, five hundred fifty-one million, six hundred thirty thousand, two hundred thirty-four".

Divisors: 1 2 3 6 23 37 46 69 74 111 138 222 251 502 753 851 1506 1702 2553 5106 5773 9287 11546 17319 18574 27861 34638 55722 213601 427202 640803 1281606 11714639 23429278 35143917 70287834 269436697 433441643 538873394 808310091 866883286 1300324929 1616620182 2600649858 2940374389 5880748778 8821123167 9969157789 17642246334 19938315578 29907473367 59814946734 67628610947 108793852393 135257221894 202885832841 217587704786 326381557179 405771665682 652763114358 2502258605039 5004517210078 7506775815117 15013551630234