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152606020 = 22572414523
BaseRepresentation
bin10010001100010…
…01010101000100
3101122011012002211
421012021111010
5303031343040
623050513204
73532062340
oct1106112504
9348135084
10152606020
1179162186
1243135804
1325802128
14163a6620
15d5e68ea
hex9189544

152606020 has 48 divisors (see below), whose sum is σ = 367855488. Its totient is φ = 52093440.

The previous prime is 152606017. The next prime is 152606021. The reversal of 152606020 is 20606251.

It is a junction number, because it is equal to n+sod(n) for n = 152605982 and 152606000.

It is not an unprimeable number, because it can be changed into a prime (152606021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31479 + ... + 36001.

It is an arithmetic number, because the mean of its divisors is an integer number (7663656).

Almost surely, 2152606020 is an apocalyptic number.

152606020 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 152606020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183927744).

152606020 is an abundant number, since it is smaller than the sum of its proper divisors (215249468).

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

152606020 is a wasteful number, since it uses less digits than its factorization.

152606020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4780 (or 4778 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 152606020 is about 12353.3809137418. The cubic root of 152606020 is about 534.3886457079.

The spelling of 152606020 in words is "one hundred fifty-two million, six hundred six thousand, twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 241 482 964 1205 1687 2410 3374 4523 4820 6748 8435 9046 16870 18092 22615 31661 33740 45230 63322 90460 126644 158305 316610 633220 1090043 2180086 4360172 5450215 7630301 10900430 15260602 21800860 30521204 38151505 76303010 152606020