[go: up one dir, main page]

Search a number
-
+
151480 = 2357541
BaseRepresentation
bin100100111110111000
321200210101
4210332320
514321410
63125144
71200430
oct447670
9250711
10151480
11a389a
12737b4
1353c44
143d2c0
152ed3a
hex24fb8

151480 has 32 divisors (see below), whose sum is σ = 390240. Its totient is φ = 51840.

The previous prime is 151477. The next prime is 151483. The reversal of 151480 is 84151.

It is an interprime number because it is at equal distance from previous prime (151477) and next prime (151483).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151483) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10 + ... + 550.

It is an arithmetic number, because the mean of its divisors is an integer number (12195).

2151480 is an apocalyptic number.

151480 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 151480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (195120).

151480 is an abundant number, since it is smaller than the sum of its proper divisors (238760).

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

151480 is a wasteful number, since it uses less digits than its factorization.

151480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559 (or 555 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 151480 is about 389.2043165228. The cubic root of 151480 is about 53.3071051592.

The spelling of 151480 in words is "one hundred fifty-one thousand, four hundred eighty".

Divisors: 1 2 4 5 7 8 10 14 20 28 35 40 56 70 140 280 541 1082 2164 2705 3787 4328 5410 7574 10820 15148 18935 21640 30296 37870 75740 151480