Search a number
-
+
151387704 = 23341317971
BaseRepresentation
bin10010000010111…
…11111000111000
3101112212021220000
421001133320320
5302223401304
623004433000
73515526366
oct1101377070
9345767800
10151387704
11784aa906
1242848760
1325496730
141616a636
15d455939
hex905fe38

151387704 has 80 divisors (see below), whose sum is σ = 456668520. Its totient is φ = 46578240.

The previous prime is 151387699. The next prime is 151387711. The reversal of 151387704 is 407783151.

151387704 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 562 + ... + 17409.

Almost surely, 2151387704 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 151387704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (228334260).

151387704 is an abundant number, since it is smaller than the sum of its proper divisors (305280816).

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

151387704 is a wasteful number, since it uses less digits than its factorization.

151387704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18002 (or 17989 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 36.

The square root of 151387704 is about 12303.9710662859. The cubic root of 151387704 is about 532.9627637618.

The spelling of 151387704 in words is "one hundred fifty-one million, three hundred eighty-seven thousand, seven hundred four".

Divisors: 1 2 3 4 6 8 9 12 13 18 24 26 27 36 39 52 54 72 78 81 104 108 117 156 162 216 234 312 324 351 468 648 702 936 1053 1404 2106 2808 4212 8424 17971 35942 53913 71884 107826 143768 161739 215652 233623 323478 431304 467246 485217 646956 700869 934492 970434 1293912 1401738 1455651 1868984 1940868 2102607 2803476 2911302 3881736 4205214 5606952 5822604 6307821 8410428 11645208 12615642 16820856 18923463 25231284 37846926 50462568 75693852 151387704