Base | Representation |
---|---|
bin | 10010001000011… |
… | …10000010100111 |
3 | 101121012112101112 |
4 | 21010032002213 |
5 | 302414213111 |
6 | 23032015235 |
7 | 3524560145 |
oct | 1104160247 |
9 | 347175345 |
10 | 152101031 |
11 | 78947835 |
12 | 42b3151b |
13 | 25686314 |
14 | 162b4595 |
15 | d546e8b |
hex | 910e0a7 |
152101031 has 2 divisors, whose sum is σ = 152101032. Its totient is φ = 152101030.
The previous prime is 152101009. The next prime is 152101067. The reversal of 152101031 is 130101251.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 152101031 - 218 = 151838887 is a prime.
It is a super-2 number, since 2×1521010312 = 46269447262525922, which contains 22 as substring.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 152100997 and 152101015.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (152103031) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76050515 + 76050516.
It is an arithmetic number, because the mean of its divisors is an integer number (76050516).
Almost surely, 2152101031 is an apocalyptic number.
152101031 is a deficient number, since it is larger than the sum of its proper divisors (1).
152101031 is an equidigital number, since it uses as much as digits as its factorization.
152101031 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 30, while the sum is 14.
The square root of 152101031 is about 12332.9246734098. The cubic root of 152101031 is about 533.7985453490.
Adding to 152101031 its reverse (130101251), we get a palindrome (282202282).
The spelling of 152101031 in words is "one hundred fifty-two million, one hundred one thousand, thirty-one".
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