Base | Representation |
---|---|
bin | 10010101110101… |
… | …00000100001101 |
3 | 101221121211112020 |
4 | 21113110010031 |
5 | 310204401240 |
6 | 23331200353 |
7 | 3615245166 |
oct | 1127240415 |
9 | 357554466 |
10 | 157106445 |
11 | 80756441 |
12 | 447460b9 |
13 | 267196c2 |
14 | 16c1876d |
15 | dbd50d0 |
hex | 95d410d |
157106445 has 16 divisors (see below), whose sum is σ = 262300032. Its totient is φ = 80146880.
The previous prime is 157106437. The next prime is 157106471. The reversal of 157106445 is 544601751.
It is not a de Polignac number, because 157106445 - 23 = 157106437 is a prime.
It is a super-3 number, since 3×1571064453 (a number of 26 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 227346 + ... + 228035.
It is an arithmetic number, because the mean of its divisors is an integer number (16393752).
Almost surely, 2157106445 is an apocalyptic number.
157106445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
157106445 is a deficient number, since it is larger than the sum of its proper divisors (105193587).
157106445 is a wasteful number, since it uses less digits than its factorization.
157106445 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 455412.
The product of its (nonzero) digits is 16800, while the sum is 33.
The square root of 157106445 is about 12534.2109843420. The cubic root of 157106445 is about 539.5909625327.
It can be divided in two parts, 15710 and 6445, that added together give a triangular number (22155 = T210).
The spelling of 157106445 in words is "one hundred fifty-seven million, one hundred six thousand, four hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.022 sec. • engine limits •