Search a number
-
+
147066040 = 23511834027
BaseRepresentation
bin10001100010000…
…00110010111000
3101020201201200101
420301000302320
5300122103130
622332045144
73434016652
oct1061006270
9336651611
10147066040
1176018990
12413037b4
1324612634
14157636d2
15cda01ca
hex8c40cb8

147066040 has 64 divisors (see below), whose sum is σ = 365420160. Its totient is φ = 52821120.

The previous prime is 147066037. The next prime is 147066041. The reversal of 147066040 is 40660741.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147066041) 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, 34507 + ... + 38533.

It is an arithmetic number, because the mean of its divisors is an integer number (5709690).

Almost surely, 2147066040 is an apocalyptic number.

147066040 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 147066040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182710080).

147066040 is an abundant number, since it is smaller than the sum of its proper divisors (218354120).

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

147066040 is a wasteful number, since it uses less digits than its factorization.

147066040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4132 (or 4128 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 147066040 is about 12127.0787908713. The cubic root of 147066040 is about 527.8422297978.

The spelling of 147066040 in words is "one hundred forty-seven million, sixty-six thousand, forty".

Divisors: 1 2 4 5 8 10 11 20 22 40 44 55 83 88 110 166 220 332 415 440 664 830 913 1660 1826 3320 3652 4027 4565 7304 8054 9130 16108 18260 20135 32216 36520 40270 44297 80540 88594 161080 177188 221485 334241 354376 442970 668482 885940 1336964 1671205 1771880 2673928 3342410 3676651 6684820 7353302 13369640 14706604 18383255 29413208 36766510 73533020 147066040