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152875020 = 223523472357
BaseRepresentation
bin10010001110010…
…11000000001100
3101122122212002210
421013023000030
5303114000040
623100350420
73534262524
oct1107130014
9348585083
10152875020
11793262a1
1243245410
13258976bc
1416436684
15d64b480
hex91cb00c

152875020 has 96 divisors (see below), whose sum is σ = 456357888. Its totient is φ = 38148352.

The previous prime is 152875003. The next prime is 152875027. The reversal of 152875020 is 20578251.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (152875027) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 63682 + ... + 66038.

It is an arithmetic number, because the mean of its divisors is an integer number (4753728).

Almost surely, 2152875020 is an apocalyptic number.

152875020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 152875020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (228178944).

152875020 is an abundant number, since it is smaller than the sum of its proper divisors (303482868).

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

152875020 is a wasteful number, since it uses less digits than its factorization.

152875020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2439 (or 2437 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 30.

The square root of 152875020 is about 12364.2638276607. The cubic root of 152875020 is about 534.7024519497.

The spelling of 152875020 in words is "one hundred fifty-two million, eight hundred seventy-five thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 23 30 46 47 60 69 92 94 115 138 141 188 230 235 276 282 345 460 470 564 690 705 940 1081 1380 1410 2162 2357 2820 3243 4324 4714 5405 6486 7071 9428 10810 11785 12972 14142 16215 21620 23570 28284 32430 35355 47140 54211 64860 70710 108422 110779 141420 162633 216844 221558 271055 325266 332337 443116 542110 553895 650532 664674 813165 1084220 1107790 1329348 1626330 1661685 2215580 2547917 3252660 3323370 5095834 6646740 7643751 10191668 12739585 15287502 25479170 30575004 38218755 50958340 76437510 152875020