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154201053042 = 232557136711251
BaseRepresentation
bin1000111110011100011…
…0010101011101110010
3112202000112111010020200
42033213012111131302
510011300432144132
6154501115420030
714066150216211
oct2174706253562
9482015433220
10154201053042
115a43a524513
1225a75754616
1311705a3656a
14766b6bd078
15402781ad7c
hex23e7195772

154201053042 has 48 divisors (see below), whose sum is σ = 334976720832. Its totient is φ = 51265980000.

The previous prime is 154201053037. The next prime is 154201053101. The reversal of 154201053042 is 240350102451.

154201053042 is a `hidden beast` number, since 154 + 201 + 0 + 5 + 304 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 154201052997 and 154201053015.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13699917 + ... + 13711167.

It is an arithmetic number, because the mean of its divisors is an integer number (6978681684).

Almost surely, 2154201053042 is an apocalyptic number.

154201053042 is an abundant number, since it is smaller than the sum of its proper divisors (180775667790).

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

154201053042 is a wasteful number, since it uses less digits than its factorization.

154201053042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13183 (or 13180 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 154201053042 its reverse (240350102451), we get a palindrome (394551155493).

The spelling of 154201053042 in words is "one hundred fifty-four billion, two hundred one million, fifty-three thousand, forty-two".

Divisors: 1 2 3 6 9 18 557 1114 1367 1671 2734 3342 4101 5013 8202 10026 11251 12303 22502 24606 33753 67506 101259 202518 761419 1522838 2284257 4568514 6266807 6852771 12533614 13705542 15380117 18800421 30760234 37600842 46140351 56401263 92280702 112802526 138421053 276842106 8566725169 17133450338 25700175507 51400351014 77100526521 154201053042