Base | Representation |
---|---|
bin | 1001000100110010100… |
… | …1001100011101010001 |
3 | 112220102021011211210211 |
4 | 2101030221030131101 |
5 | 10023243100040001 |
6 | 155342134324121 |
7 | 14156314666624 |
oct | 2211451143521 |
9 | 486367154724 |
10 | 155904690001 |
11 | 60134151145 |
12 | 262701b9641 |
13 | 11917987378 |
14 | 778da6ddbb |
15 | 40c718c351 |
hex | 244ca4c751 |
155904690001 has 8 divisors (see below), whose sum is σ = 157579553664. Its totient is φ = 154232927040.
The previous prime is 155904689977. The next prime is 155904690037. The reversal of 155904690001 is 100096409551.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 155904690001 - 29 = 155904689489 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (155904690301) 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, 674005 + ... + 875266.
It is an arithmetic number, because the mean of its divisors is an integer number (19697444208).
Almost surely, 2155904690001 is an apocalyptic number.
It is an amenable number.
155904690001 is a deficient number, since it is larger than the sum of its proper divisors (1674863663).
155904690001 is a wasteful number, since it uses less digits than its factorization.
155904690001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1550351.
The product of its (nonzero) digits is 48600, while the sum is 40.
The spelling of 155904690001 in words is "one hundred fifty-five billion, nine hundred four million, six hundred ninety thousand, one".
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