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152764023880 = 23513373978571
BaseRepresentation
bin1000111001000101110…
…0100000010001001000
3112121022101110110211101
42032101130200101020
510000330042231010
6154102343111144
714015430530626
oct2162134402110
9477271413741
10152764023880
1159872344206
12257344424b4
13115370c1550
1475728cc516
153e915ae73a
hex2391720448

152764023880 has 64 divisors (see below), whose sum is σ = 370262692800. Its totient is φ = 56389374720.

The previous prime is 152764023829. The next prime is 152764023883. The reversal of 152764023880 is 88320467251.

It is a self number, because there is not a number n which added to its sum of digits gives 152764023880.

It is not an unprimeable number, because it can be changed into a prime (152764023883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1904995 + ... + 1983565.

It is an arithmetic number, because the mean of its divisors is an integer number (5785354575).

Almost surely, 2152764023880 is an apocalyptic number.

152764023880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

152764023880 is an abundant number, since it is smaller than the sum of its proper divisors (217498668920).

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

152764023880 is a wasteful number, since it uses less digits than its factorization.

152764023880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82334 (or 82330 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 46.

The spelling of 152764023880 in words is "one hundred fifty-two billion, seven hundred sixty-four million, twenty-three thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 13 20 26 40 52 65 104 130 260 520 3739 7478 14956 18695 29912 37390 48607 74780 78571 97214 149560 157142 194428 243035 314284 388856 392855 486070 628568 785710 972140 1021423 1571420 1944280 2042846 3142840 4085692 5107115 8171384 10214230 20428460 40856920 293776969 587553938 1175107876 1468884845 2350215752 2937769690 3819100597 5875539380 7638201194 11751078760 15276402388 19095502985 30552804776 38191005970 76382011940 152764023880