Search a number
-
+
152523523700 = 22521525235237
BaseRepresentation
bin1000111000001100011…
…1000100011001110100
3112120200121220210121022
42032003013010121310
54444332010224300
6154022432240312
714006450363132
oct2160307043164
9476617823538
10152523523700
1159759609929
12256879a0098
13114c9326b52
14754c9a6752
153e7a405285
hex23831c4674

152523523700 has 18 divisors (see below), whose sum is σ = 330976046646. Its totient is φ = 61009409440.

The previous prime is 152523523699. The next prime is 152523523703. The reversal of 152523523700 is 7325325251.

It can be written as a sum of positive squares in 3 ways, for example, as 588838756 + 151934684944 = 24266^2 + 389788^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152523523703) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 762617519 + ... + 762617718.

It is an arithmetic number, because the mean of its divisors is an integer number (18387558147).

Almost surely, 2152523523700 is an apocalyptic number.

152523523700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

152523523700 is an abundant number, since it is smaller than the sum of its proper divisors (178452522946).

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

152523523700 is a wasteful number, since it uses less digits than its factorization.

152523523700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1525235251 (or 1525235244 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 35.

Adding to 152523523700 its reverse (7325325251), we get a palindrome (159848848951).

The spelling of 152523523700 in words is "one hundred fifty-two billion, five hundred twenty-three million, five hundred twenty-three thousand, seven hundred".

Divisors: 1 2 4 5 10 20 25 50 100 1525235237 3050470474 6100940948 7626176185 15252352370 30504704740 38130880925 76261761850 152523523700